diff --git a/BUILDING.md b/BUILDING.md
index 581fbddb..36d4e7e9 100644
--- a/BUILDING.md
+++ b/BUILDING.md
@@ -27,7 +27,7 @@ package for CMake that you can install. The same goes for all of the major
 flavors of BSD UNIX (Free/Net/Open/Dragonfly), OpenSolaris, and Cygwin.
 
 If you're using Mac OS X or Windows, you can download CMake binaries from:
-http://www.cmake.org/download/
+https://www.cmake.org/download/
 
 On Mac or Windows, be sure to let the installer put links to the CMake command-
 line tools in bin or add them to your PATH.
diff --git a/Doxyfile b/Doxyfile
index c0109274..70eac765 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -20,7 +20,7 @@
 # This tag specifies the encoding used for all characters in the config file
 # that follow. The default is UTF-8 which is also the encoding used for all text
 # before the first occurrence of this tag. Doxygen uses libiconv (or the iconv
-# built into libc) for the transcoding. See http://www.gnu.org/software/libiconv
+# built into libc) for the transcoding. See https://www.gnu.org/software/libiconv
 # for the list of possible encodings.
 # The default value is: UTF-8.
 
@@ -272,7 +272,7 @@ EXTENSION_MAPPING      =
 
 # If the MARKDOWN_SUPPORT tag is enabled then doxygen pre-processes all comments
 # according to the Markdown format, which allows for more readable
-# documentation. See http://daringfireball.net/projects/markdown/ for details.
+# documentation. See https://daringfireball.net/projects/markdown/ for details.
 # The output of markdown processing is further processed by doxygen, so you can
 # mix doxygen, HTML, and XML commands with Markdown formatting. Disable only in
 # case of backward compatibilities issues.
@@ -305,7 +305,7 @@ BUILTIN_STL_SUPPORT    = YES
 CPP_CLI_SUPPORT        = NO
 
 # Set the SIP_SUPPORT tag to YES if your project consists of sip (see:
-# http://www.riverbankcomputing.co.uk/software/sip/intro) sources only. Doxygen
+# https://riverbankcomputing.com/software/sip/intro) sources only. Doxygen
 # will parse them like normal C++ but will assume all classes use public instead
 # of private inheritance when no explicit protection keyword is present.
 # The default value is: NO.
@@ -656,7 +656,7 @@ LAYOUT_FILE            =
 # The CITE_BIB_FILES tag can be used to specify one or more bib files containing
 # the reference definitions. This must be a list of .bib files. The .bib
 # extension is automatically appended if omitted. This requires the bibtex tool
-# to be installed. See also http://en.wikipedia.org/wiki/BibTeX for more info.
+# to be installed. See also https://en.wikipedia.org/wiki/BibTeX for more info.
 # For LaTeX the style of the bibliography can be controlled using
 # LATEX_BIB_STYLE. To use this feature you need bibtex and perl available in the
 # search path. Do not use file names with spaces, bibtex cannot handle them. See
@@ -738,7 +738,7 @@ INPUT                  =
 # This tag can be used to specify the character encoding of the source files
 # that doxygen parses. Internally doxygen uses the UTF-8 encoding. Doxygen uses
 # libiconv (or the iconv built into libc) for the transcoding. See the libiconv
-# documentation (see: http://www.gnu.org/software/libiconv) for the list of
+# documentation (see: https://www.gnu.org/software/libiconv) for the list of
 # possible encodings.
 # The default value is: UTF-8.
 
@@ -930,7 +930,7 @@ SOURCE_TOOLTIPS        = YES
 # If the USE_HTAGS tag is set to YES then the references to source code will
 # point to the HTML generated by the htags(1) tool instead of doxygen built-in
 # source browser. The htags tool is part of GNU's global source tagging system
-# (see http://www.gnu.org/software/global/global.html). You will need version
+# (see https://www.gnu.org/software/global/global.html). You will need version
 # 4.8.6 or higher.
 #
 # To use it do the following:
@@ -1073,7 +1073,7 @@ HTML_EXTRA_FILES       =
 # The HTML_COLORSTYLE_HUE tag controls the color of the HTML output. Doxygen
 # will adjust the colors in the stylesheet and background images according to
 # this color. Hue is specified as an angle on a colorwheel, see
-# http://en.wikipedia.org/wiki/Hue for more information. For instance the value
+# https://en.wikipedia.org/wiki/Hue for more information. For instance the value
 # 0 represents red, 60 is yellow, 120 is green, 180 is cyan, 240 is blue, 300
 # purple, and 360 is red again.
 # Minimum value: 0, maximum value: 359, default value: 220.
@@ -1131,12 +1131,12 @@ HTML_INDEX_NUM_ENTRIES = 100
 
 # If the GENERATE_DOCSET tag is set to YES, additional index files will be
 # generated that can be used as input for Apple's Xcode 3 integrated development
-# environment (see: http://developer.apple.com/tools/xcode/), introduced with
+# environment (see: https://developer.apple.com/tools/xcode/), introduced with
 # OSX 10.5 (Leopard). To create a documentation set, doxygen will generate a
 # Makefile in the HTML output directory. Running make will produce the docset in
 # that directory and running make install will install the docset in
 # ~/Library/Developer/Shared/Documentation/DocSets so that Xcode will find it at
-# startup. See http://developer.apple.com/tools/creatingdocsetswithdoxygen.html
+# startup. See https://developer.apple.com/tools/creatingdocsetswithdoxygen.html
 # for more information.
 # The default value is: NO.
 # This tag requires that the tag GENERATE_HTML is set to YES.
@@ -1176,7 +1176,7 @@ DOCSET_PUBLISHER_NAME  = Publisher
 # If the GENERATE_HTMLHELP tag is set to YES then doxygen generates three
 # additional HTML index files: index.hhp, index.hhc, and index.hhk. The
 # index.hhp is a project file that can be read by Microsoft's HTML Help Workshop
-# (see: http://www.microsoft.com/en-us/download/details.aspx?id=21138) on
+# (see: https://www.microsoft.com/en-us/download/details.aspx?id=21138) on
 # Windows.
 #
 # The HTML Help Workshop contains a compiler that can convert all HTML output
@@ -1251,7 +1251,7 @@ QCH_FILE               =
 
 # The QHP_NAMESPACE tag specifies the namespace to use when generating Qt Help
 # Project output. For more information please see Qt Help Project / Namespace
-# (see: http://qt-project.org/doc/qt-4.8/qthelpproject.html#namespace).
+# (see: https://www.qt-project.org/doc/qt-4.8/qthelpproject.html#namespace).
 # The default value is: org.doxygen.Project.
 # This tag requires that the tag GENERATE_QHP is set to YES.
 
@@ -1259,7 +1259,7 @@ QHP_NAMESPACE          = org.doxygen.Project
 
 # The QHP_VIRTUAL_FOLDER tag specifies the namespace to use when generating Qt
 # Help Project output. For more information please see Qt Help Project / Virtual
-# Folders (see: http://qt-project.org/doc/qt-4.8/qthelpproject.html#virtual-
+# Folders (see: https://www.qt-project.org/doc/qt-4.8/qthelpproject.html#virtual-
 # folders).
 # The default value is: doc.
 # This tag requires that the tag GENERATE_QHP is set to YES.
@@ -1268,7 +1268,7 @@ QHP_VIRTUAL_FOLDER     = doc
 
 # If the QHP_CUST_FILTER_NAME tag is set, it specifies the name of a custom
 # filter to add. For more information please see Qt Help Project / Custom
-# Filters (see: http://qt-project.org/doc/qt-4.8/qthelpproject.html#custom-
+# Filters (see: https://www.qt-project.org/doc/qt-4.8/qthelpproject.html#custom-
 # filters).
 # This tag requires that the tag GENERATE_QHP is set to YES.
 
@@ -1276,7 +1276,7 @@ QHP_CUST_FILTER_NAME   =
 
 # The QHP_CUST_FILTER_ATTRS tag specifies the list of the attributes of the
 # custom filter to add. For more information please see Qt Help Project / Custom
-# Filters (see: http://qt-project.org/doc/qt-4.8/qthelpproject.html#custom-
+# Filters (see: https://www.qt-project.org/doc/qt-4.8/qthelpproject.html#custom-
 # filters).
 # This tag requires that the tag GENERATE_QHP is set to YES.
 
@@ -1284,7 +1284,7 @@ QHP_CUST_FILTER_ATTRS  =
 
 # The QHP_SECT_FILTER_ATTRS tag specifies the list of the attributes this
 # project's filter section matches. Qt Help Project / Filter Attributes (see:
-# http://qt-project.org/doc/qt-4.8/qthelpproject.html#filter-attributes).
+# https://www.qt-project.org/doc/qt-4.8/qthelpproject.html#filter-attributes).
 # This tag requires that the tag GENERATE_QHP is set to YES.
 
 QHP_SECT_FILTER_ATTRS  =
@@ -1389,7 +1389,7 @@ FORMULA_FONTSIZE       = 10
 FORMULA_TRANSPARENT    = YES
 
 # Enable the USE_MATHJAX option to render LaTeX formulas using MathJax (see
-# http://www.mathjax.org) which uses client side Javascript for the rendering
+# https://www.mathjax.org) which uses client side Javascript for the rendering
 # instead of using prerendered bitmaps. Use this if you do not have LaTeX
 # installed or if you want to formulas look prettier in the HTML output. When
 # enabled you may also need to install MathJax separately and configure the path
@@ -1401,7 +1401,7 @@ USE_MATHJAX            = NO
 
 # When MathJax is enabled you can set the default output format to be used for
 # the MathJax output. See the MathJax site (see:
-# http://docs.mathjax.org/en/latest/output.html) for more details.
+# https://docs.mathjax.org/en/latest/output.html) for more details.
 # Possible values are: HTML-CSS (which is slower, but has the best
 # compatibility), NativeMML (i.e. MathML) and SVG.
 # The default value is: HTML-CSS.
@@ -1416,11 +1416,11 @@ MATHJAX_FORMAT         = HTML-CSS
 # MATHJAX_RELPATH should be ../mathjax. The default value points to the MathJax
 # Content Delivery Network so you can quickly see the result without installing
 # MathJax. However, it is strongly recommended to install a local copy of
-# MathJax from http://www.mathjax.org before deployment.
-# The default value is: http://cdn.mathjax.org/mathjax/latest.
+# MathJax from https://www.mathjax.org before deployment.
+# The default value is: https://cdn.mathjax.org/mathjax/latest.
 # This tag requires that the tag USE_MATHJAX is set to YES.
 
-MATHJAX_RELPATH        = http://cdn.mathjax.org/mathjax/latest
+MATHJAX_RELPATH        = https://cdn.mathjax.org/mathjax/latest
 
 # The MATHJAX_EXTENSIONS tag can be used to specify one or more MathJax
 # extension names that should be enabled during MathJax rendering. For example
@@ -1431,7 +1431,7 @@ MATHJAX_EXTENSIONS     =
 
 # The MATHJAX_CODEFILE tag can be used to specify a file with javascript pieces
 # of code that will be used on startup of the MathJax code. See the MathJax site
-# (see: http://docs.mathjax.org/en/latest/output.html) for more details. For an
+# (see: https://docs.mathjax.org/en/latest/output.html) for more details. For an
 # example see the documentation.
 # This tag requires that the tag USE_MATHJAX is set to YES.
 
@@ -1478,7 +1478,7 @@ SERVER_BASED_SEARCH    = NO
 #
 # Doxygen ships with an example indexer ( doxyindexer) and search engine
 # (doxysearch.cgi) which are based on the open source search engine library
-# Xapian (see: http://xapian.org/).
+# Xapian (see: https://xapian.org/).
 #
 # See the section "External Indexing and Searching" for details.
 # The default value is: NO.
@@ -1491,7 +1491,7 @@ EXTERNAL_SEARCH        = NO
 #
 # Doxygen ships with an example indexer ( doxyindexer) and search engine
 # (doxysearch.cgi) which are based on the open source search engine library
-# Xapian (see: http://xapian.org/). See the section "External Indexing and
+# Xapian (see: https://xapian.org/). See the section "External Indexing and
 # Searching" for details.
 # This tag requires that the tag SEARCHENGINE is set to YES.
 
@@ -1662,7 +1662,7 @@ LATEX_SOURCE_CODE      = NO
 
 # The LATEX_BIB_STYLE tag can be used to specify the style to use for the
 # bibliography, e.g. plainnat, or ieeetr. See
-# http://en.wikipedia.org/wiki/BibTeX and \cite for more info.
+# https://en.wikipedia.org/wiki/BibTeX and \cite for more info.
 # The default value is: plain.
 # This tag requires that the tag GENERATE_LATEX is set to YES.
 
@@ -1823,7 +1823,7 @@ DOCBOOK_OUTPUT         = docbook
 #---------------------------------------------------------------------------
 
 # If the GENERATE_AUTOGEN_DEF tag is set to YES doxygen will generate an AutoGen
-# Definitions (see http://autogen.sf.net) file that captures the structure of
+# Definitions (see http://autogen.sourceforge.net/) file that captures the structure of
 # the code including all documentation. Note that this feature is still
 # experimental and incomplete at the moment.
 # The default value is: NO.
@@ -2027,7 +2027,7 @@ HIDE_UNDOC_RELATIONS   = YES
 
 # If you set the HAVE_DOT tag to YES then doxygen will assume the dot tool is
 # available from the path. This tool is part of Graphviz (see:
-# http://www.graphviz.org/), a graph visualization toolkit from AT&T and Lucent
+# https://www.graphviz.org/), a graph visualization toolkit from AT&T and Lucent
 # Bell Labs. The other options in this section have no effect if this option is
 # set to NO
 # The default value is: NO.
diff --git a/WORKING_WITH_AN_IDE.md b/WORKING_WITH_AN_IDE.md
index f9139ab0..d2e57380 100644
--- a/WORKING_WITH_AN_IDE.md
+++ b/WORKING_WITH_AN_IDE.md
@@ -29,7 +29,7 @@ and the assocaited command line tools.
 Unfortunately, the command line tools do not package `cmake`, which is needed
 to build Quickstep. You can install cmake using brew as follows:
 
-Visit http://brew.sh to determine the instructions to install brew. It will look
+Visit https://brew.sh to determine the instructions to install brew. It will look
 something like:
 
 ```
diff --git a/build/vagrant/ubuntu-precise-amd64/Vagrantfile b/build/vagrant/ubuntu-precise-amd64/Vagrantfile
index 903dedcd..b5b75123 100644
--- a/build/vagrant/ubuntu-precise-amd64/Vagrantfile
+++ b/build/vagrant/ubuntu-precise-amd64/Vagrantfile
@@ -21,8 +21,8 @@ Vagrant.configure(2) do |config|
     sudo apt-get update
     sudo apt-get install -y python-software-properties
     sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test
-    wget -O - http://llvm.org/apt/llvm-snapshot.gpg.key|sudo apt-key add -
-    sudo add-apt-repository -y 'deb http://llvm.org/apt/jessie/ llvm-toolchain-jessie-3.7 main'
+    wget -O - https://llvm.org/apt/llvm-snapshot.gpg.key|sudo apt-key add -
+    sudo add-apt-repository -y 'deb https://llvm.org/apt/jessie/ llvm-toolchain-jessie-3.7 main'
     sudo apt-get update
     sudo apt-get install -y \
         build-essential gcc-4.9 g++-4.9 clang-3.7 gdb cmake git \
diff --git a/parser/SqlParser.ypp b/parser/SqlParser.ypp
index b07c48ec..4fc2742d 100644
--- a/parser/SqlParser.ypp
+++ b/parser/SqlParser.ypp
@@ -44,7 +44,7 @@ typedef struct YYLTYPE {
 
 /*
  * Modified from the default YYLLOC_DEFAULT
- * (http://www.gnu.org/software/bison/manual/html_node/Location-Default-Action.html).
+ * (https://www.gnu.org/software/bison/manual/html_node/Location-Default-Action.html).
  * The assignments for last_line and last_column are removed as they are not used.
  */
 #define YYLLOC_DEFAULT(current, rhs, n)                         \
diff --git a/parser/preprocessed/SqlParser_gen.cpp b/parser/preprocessed/SqlParser_gen.cpp
index 038db140..b6613f2b 100644
--- a/parser/preprocessed/SqlParser_gen.cpp
+++ b/parser/preprocessed/SqlParser_gen.cpp
@@ -15,7 +15,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* As a special exception, you may create a larger work that contains
    part or all of the Bison parser skeleton and distribute that work
@@ -81,7 +81,7 @@ typedef struct YYLTYPE {
 
 /*
  * Modified from the default YYLLOC_DEFAULT
- * (http://www.gnu.org/software/bison/manual/html_node/Location-Default-Action.html).
+ * (https://www.gnu.org/software/bison/manual/html_node/Location-Default-Action.html).
  * The assignments for last_line and last_column are removed as they are not used.
  */
 #define YYLLOC_DEFAULT(current, rhs, n)                         \
diff --git a/parser/preprocessed/SqlParser_gen.hpp b/parser/preprocessed/SqlParser_gen.hpp
index 71e43328..1a28d65e 100644
--- a/parser/preprocessed/SqlParser_gen.hpp
+++ b/parser/preprocessed/SqlParser_gen.hpp
@@ -15,7 +15,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
 
 /* As a special exception, you may create a larger work that contains
    part or all of the Bison parser skeleton and distribute that work
diff --git a/storage/CountedReference.hpp b/storage/CountedReference.hpp
index 10a8a874..b7557c32 100644
--- a/storage/CountedReference.hpp
+++ b/storage/CountedReference.hpp
@@ -87,7 +87,7 @@ class CountedReference {
    *        MutableBlockReference to a BlockReference. The weird template stuff is to
    *        ensure that this code is only generated when T = const StorageBlockBase or const
    *        StorageBlob. See
-   *        http://stackoverflow.com/questions/17842478/select-class-constructor-using-
+   *        https://stackoverflow.com/questions/17842478/select-class-constructor-using-
    *        enable-if.
    * @param other The other block.
    **/
diff --git a/third_party/benchmark/CONTRIBUTING.md b/third_party/benchmark/CONTRIBUTING.md
index 43de4c9d..60b6327e 100644
--- a/third_party/benchmark/CONTRIBUTING.md
+++ b/third_party/benchmark/CONTRIBUTING.md
@@ -54,5 +54,5 @@ of your first [pull request][].
   1. Finally, push the commits to your fork and submit a [pull request][].
 
 [forking]: https://help.github.com/articles/fork-a-repo
-[well-formed commit messages]: http://tbaggery.com/2008/04/19/a-note-about-git-commit-messages.html
+[well-formed commit messages]: https://tbaggery.com/2008/04/19/a-note-about-git-commit-messages.html
 [pull request]: https://help.github.com/articles/creating-a-pull-request
diff --git a/third_party/benchmark/src/cycleclock.h b/third_party/benchmark/src/cycleclock.h
index 5b284171..f9d849bd 100644
--- a/third_party/benchmark/src/cycleclock.h
+++ b/third_party/benchmark/src/cycleclock.h
@@ -35,7 +35,7 @@
 // environments, <windows.h> and <intrin.h> have conflicting
 // declarations of some other intrinsics, breaking compilation.
 // Therefore, we simply declare __rdtsc ourselves. See also
-// http://connect.microsoft.com/VisualStudio/feedback/details/262047
+// https://connect.microsoft.com/VisualStudio/feedback/details/262047
 #if defined(COMPILER_MSVC) && !defined(_M_IX86)
 extern "C" uint64_t __rdtsc();
 #pragma intrinsic(__rdtsc)
@@ -45,7 +45,7 @@ extern "C" uint64_t __rdtsc();
 namespace benchmark {
 // NOTE: only i386 and x86_64 have been well tested.
 // PPC, sparc, alpha, and ia64 are based on
-//    http://peter.kuscsik.com/wordpress/?p=14
+//    https://peter.kuscsik.com/wordpress/?p=14
 // with modifications by m3b.  See also
 //    https://setisvn.ssl.berkeley.edu/svn/lib/fftw-3.0.1/kernel/cycle.h
 namespace cycleclock {
diff --git a/third_party/benchmark/src/sysinfo.cc b/third_party/benchmark/src/sysinfo.cc
index ee3c238e..afaaa135 100644
--- a/third_party/benchmark/src/sysinfo.cc
+++ b/third_party/benchmark/src/sysinfo.cc
@@ -201,7 +201,7 @@ void InitializeSystemInfo() {
 // SMP, APIC, or APM support.  hz should be 64-bit in freebsd 7.0
 // and later.  Before that, it's a 32-bit quantity (and gives the
 // wrong answer on machines faster than 2^32 Hz).  See
-//  http://lists.freebsd.org/pipermail/freebsd-i386/2004-November/001846.html
+//  https://lists.freebsd.org/pipermail/freebsd-i386/2004-November/001846.html
 // But also compare FreeBSD 7.0:
 //  http://fxr.watson.org/fxr/source/i386/i386/tsc.c?v=RELENG70#L223
 //  231         error = sysctl_handle_quad(oidp, &freq, 0, req);
diff --git a/third_party/cpplint/cpplint.py b/third_party/cpplint/cpplint.py
index 28b8afa0..e5826489 100755
--- a/third_party/cpplint/cpplint.py
+++ b/third_party/cpplint/cpplint.py
@@ -70,7 +70,7 @@
         <file> [file] ...
 
   The style guidelines this tries to follow are those in
-    http://google-styleguide.googlecode.com/svn/trunk/cppguide.xml
+    https://google-styleguide.googlecode.com/svn/trunk/cppguide.xml
 
   Every problem is given a confidence score from 1-5, with 5 meaning we are
   certain of the problem, and 1 meaning it could be a legitimate construct.
@@ -2854,7 +2854,7 @@ def CheckForFunctionLengths(filename, clean_lines, linenum,
   """Reports for long function bodies.
 
   For an overview why this is done, see:
-  http://google-styleguide.googlecode.com/svn/trunk/cppguide.xml#Write_Short_Functions
+  https://google-styleguide.googlecode.com/svn/trunk/cppguide.xml#Write_Short_Functions
 
   Uses a simplistic algorithm assuming other style guidelines
   (especially spacing) are followed.
@@ -4878,7 +4878,7 @@ def CheckLanguage(filename, clean_lines, linenum, file_extension,
       and line[-1] != '\\'):
     error(filename, linenum, 'build/namespaces', 4,
           'Do not use unnamed namespaces in header files.  See '
-          'http://google-styleguide.googlecode.com/svn/trunk/cppguide.xml#Namespaces'
+          'https://google-styleguide.googlecode.com/svn/trunk/cppguide.xml#Namespaces'
           ' for more information.')
 
 
diff --git a/third_party/farmhash/README b/third_party/farmhash/README
index 146936d2..4bb717a8 100644
--- a/third_party/farmhash/README
+++ b/third_party/farmhash/README
@@ -135,7 +135,7 @@ Hash Quality
 
 We like to test hash functions with SMHasher, among other things.
 SMHasher isn't perfect, but it seems to find almost any significant flaw.
-SMHasher is available at http://code.google.com/p/smhasher/
+SMHasher is available at https://code.google.com/p/smhasher/
 
 SMHasher is designed to pass a 32-bit seed to the hash functions it tests.
 For our functions that accept a seed, we use the given seed directly (padded
@@ -156,7 +156,7 @@ there is never going to be as portable as the other parts of FarmHash.)
 For more information
 ====================
 
-http://code.google.com/p/farmhash/
+https://code.google.com/p/farmhash/
 
 farmhash-discuss@googlegroups.com
 
diff --git a/third_party/farmhash/Understanding_Hash_Functions b/third_party/farmhash/Understanding_Hash_Functions
index 8d203c45..e89c2c90 100644
--- a/third_party/farmhash/Understanding_Hash_Functions
+++ b/third_party/farmhash/Understanding_Hash_Functions
@@ -153,10 +153,10 @@ REFERENCES
 [Murmur] Appleby, Austin. https://code.google.com/p/smhasher,
             https://sites.google.com/site/murmurhash/
 [SMHasher] Appleby, Austin. https://code.google.com/p/smhasher
-[SHA-3] Bertoni, Guido, et al. http://keccak.noekeon.org/
-[Jenkins] Jenkins, Bob. http://burtleburtle.net/bob/hash/doobs.html
+[SHA-3] Bertoni, Guido, et al. https://keccak.team/keccak.noekeon.org/
+[Jenkins] Jenkins, Bob. https://burtleburtle.net/bob/hash/doobs.html
 [VHASH] Krovetz, Ted. Message authentication on 64-bit architectures. In
             Selected Areas of Cryptography – SAC 2006.  Springer-Verlag, 2006.
 [CityHash] Pike, Geoff and Alakuijala, Jyrki. https://code.google.com/p/cityhash
 [FarmHash] Pike, Geoff. https://code.google.com/p/farmhash
-[Pike] Pike, Geoff. http://www.stanford.edu/class/ee380/Abstracts/121017-slides.pdf
+[Pike] Pike, Geoff. https://www.stanford.edu/class/ee380/Abstracts/121017-slides.pdf
diff --git a/third_party/farmhash/farmhash.h b/third_party/farmhash/farmhash.h
index 74ffc370..be5bbbed 100644
--- a/third_party/farmhash/farmhash.h
+++ b/third_party/farmhash/farmhash.h
@@ -21,7 +21,7 @@
 // FarmHash, by Geoff Pike
 
 //
-// http://code.google.com/p/farmhash/
+// https://code.google.com/p/farmhash/
 //
 // This file provides a few functions for hashing strings and other
 // data.  All of them are high-quality functions in the sense that
diff --git a/third_party/gflags/CMakeLists.txt b/third_party/gflags/CMakeLists.txt
index 54b5c358..8035e109 100644
--- a/third_party/gflags/CMakeLists.txt
+++ b/third_party/gflags/CMakeLists.txt
@@ -22,7 +22,7 @@ if (CMAKE_VERSION VERSION_LESS 100)
   # C language still needed because the following required CMake modules
   # (or their dependencies, respectively) are not correctly handling
   # the case where only CXX is enabled.
-  # - CheckTypeSize.cmake (fixed in CMake 3.1, cf. http://www.cmake.org/Bug/view.php?id=14056)
+  # - CheckTypeSize.cmake (fixed in CMake 3.1, cf. https://www.cmake.org/Bug/view.php?id=14056)
   # - FindThreads.cmake (--> CheckIncludeFiles.cmake <--)
   enable_language (C)
 endif ()
@@ -435,7 +435,7 @@ if (BUILD_PACKAGING)
   # RPM package information -- used in cmake/package.cmake.in also for DEB
   set (CPACK_RPM_PACKAGE_GROUP   "Development/Libraries")
   set (CPACK_RPM_PACKAGE_LICENSE "BSD")
-  set (CPACK_RPM_PACKAGE_URL     "http://schuhschuh.github.com/gflags")
+  set (CPACK_RPM_PACKAGE_URL     "https://schuhschuh.github.com/gflags")
   set (CPACK_RPM_CHANGELOG_FILE  "${CMAKE_CURRENT_LIST_DIR}/ChangeLog.txt")
 
   if (INSTALL_HEADERS)
diff --git a/third_party/gflags/INSTALL.md b/third_party/gflags/INSTALL.md
index d054193d..79c5c09a 100644
--- a/third_party/gflags/INSTALL.md
+++ b/third_party/gflags/INSTALL.md
@@ -14,7 +14,7 @@ following command:
 Compiling the source code
 =========================
 
-The build system of gflags is since version 2.1 based on [CMake](http://cmake.org).
+The build system of gflags is since version 2.1 based on [CMake](https://cmake.org).
 The common steps to build, test, and install software are therefore:
 
 1. Extract source files.
diff --git a/third_party/gflags/README.md b/third_party/gflags/README.md
index 640e436c..dea3fc2c 100644
--- a/third_party/gflags/README.md
+++ b/third_party/gflags/README.md
@@ -50,7 +50,7 @@ When fixing an issue for a pull request through either of these hosting
 platforms, please reference the issue number as
 [described here](https://code.google.com/p/support/wiki/IssueTracker#Integration_with_version_control).
 For the further development, I am following the
-[Git branching model](http://nvie.com/posts/a-successful-git-branching-model/)
+[Git branching model](https://nvie.com/posts/a-successful-git-branching-model/)
 with feature branch names prefixed by "feature/" and bugfix branch names
 prefixed by "bugfix/", respectively.
 
@@ -76,7 +76,7 @@ More than a year has past since I (Andreas) took over the maintenance for
 To get more involved and stimulate participation in the further
 development of the library, I moved the project source code today to
 [GitHub](https://github.com/schuhschuh/gflags).
-I believe that the strengths of [Git](http://git-scm.com/) will allow for better community collaboration
+I believe that the strengths of [Git](https://git-scm.com/) will allow for better community collaboration
 as well as ease the integration of changes made by others. I encourage everyone
 who would like to contribute to send me pull requests.
 Git's lightweight feature branches will also provide the right tool for more
@@ -95,7 +95,7 @@ Please continue to report any issues with gflags on Google Code. The GitHub proj
 only be used to host the Git repository.
 
 One major change of the project structure I have in mind for the next weeks
-is the migration from autotools to [CMake](http://www.cmake.org/).
+is the migration from autotools to [CMake](https://www.cmake.org/).
 Check out the (unstable!)
 [cmake-migration](https://github.com/schuhschuh/gflags/tree/cmake-migration)
 branch on GitHub for details.
@@ -192,7 +192,7 @@ all tests pass.  I **really** never thought non-unix-y Windows folks
 would want gflags, but at least some of them do.
 
 The major news, though, is that I've separated out the python package
-into its own library, [python-gflags](http://code.google.com/p/python-gflags).
+into its own library, [python-gflags](https://code.google.com/p/python-gflags).
 If you're interested in the Python version of gflags, that's the place to
 get it now.
 
diff --git a/third_party/gflags/cmake/package.cmake.in b/third_party/gflags/cmake/package.cmake.in
index aaec7925..5e7ac001 100644
--- a/third_party/gflags/cmake/package.cmake.in
+++ b/third_party/gflags/cmake/package.cmake.in
@@ -1,5 +1,5 @@
 # Per-generator CPack configuration file. See CPACK_PROJECT_CONFIG_FILE documented at
-# http://www.cmake.org/cmake/help/v2.8.12/cpack.html#variable:CPACK_PROJECT_CONFIG_FILE
+# https://www.cmake.org/cmake/help/v2.8.12/cpack.html#variable:CPACK_PROJECT_CONFIG_FILE
 #
 # All common CPACK_* variables are set in CMakeLists.txt already. This file only
 # overrides some of these to provide package generator specific settings.
diff --git a/third_party/gflags/cmake/version.cmake.in b/third_party/gflags/cmake/version.cmake.in
index 1e1af050..e23bd503 100644
--- a/third_party/gflags/cmake/version.cmake.in
+++ b/third_party/gflags/cmake/version.cmake.in
@@ -8,7 +8,7 @@ set (PACKAGE_VERSION "@PACKAGE_VERSION@")
 # check compatibility
 
 # Perform compatibility check here using the input CMake variables.
-# See example in http://www.cmake.org/Wiki/CMake_2.6_Notes.
+# See example in https://www.cmake.org/Wiki/CMake_2.6_Notes.
 
 set (PACKAGE_VERSION_COMPATIBLE TRUE)
 set (PACKAGE_VERSION_UNSUITABLE FALSE)
diff --git a/third_party/gflags/doc/index.html b/third_party/gflags/doc/index.html
index 3a667139..218ddff4 100644
--- a/third_party/gflags/doc/index.html
+++ b/third_party/gflags/doc/index.html
@@ -93,7 +93,7 @@ <h2> <A NAME=intro>Introduction, and Comparison to Other Commandline
 
 <h2> <A name=cmake>Finding and Linking to gflags </A> using CMake</h2>
 
-<p> Using gflags within a project which uses <A href="http://www.cmake.org">CMake</A> for its build system is easy. Therefore, simply add the following CMake code to your <code>CMakeLists.txt</code> file.
+<p> Using gflags within a project which uses <A href="https://www.cmake.org">CMake</A> for its build system is easy. Therefore, simply add the following CMake code to your <code>CMakeLists.txt</code> file.
 
 <pre>
    find_package (gflags REQUIRED)
diff --git a/third_party/gflags/src/gflags.h.in b/third_party/gflags/src/gflags.h.in
index 0324d390..08b1a1be 100644
--- a/third_party/gflags/src/gflags.h.in
+++ b/third_party/gflags/src/gflags.h.in
@@ -546,7 +546,7 @@ inline clstring* dont_pass0toDEFINE_string(char *stringspot,
 // great together!
 // The weird 'using' + 'extern' inside the fLS namespace is to work around
 // an unknown compiler bug/issue with the gcc 4.2.1 on SUSE 10.  See
-//    http://code.google.com/p/google-gflags/issues/detail?id=20
+//    https://code.google.com/p/google-gflags/issues/detail?id=20
 #define DEFINE_string(name, val, txt)                                       \
   namespace fLS {                                                           \
     using ::fLS::clstring;                                                  \
diff --git a/third_party/gflags/src/mutex.h b/third_party/gflags/src/mutex.h
index 0bdd9d5f..0f5fef6c 100644
--- a/third_party/gflags/src/mutex.h
+++ b/third_party/gflags/src/mutex.h
@@ -51,7 +51,7 @@
 // in the code below.
 //
 // CYGWIN NOTE: Cygwin support for rwlock seems to be buggy:
-//    http://www.cygwin.com/ml/cygwin/2008-12/msg00017.html
+//    https://www.cygwin.com/ml/cygwin/2008-12/msg00017.html
 // Because of that, we might as well use windows locks for
 // cygwin.  They seem to be more reliable than the cygwin pthreads layer.
 //
diff --git a/third_party/gflags/src/windows_port.h b/third_party/gflags/src/windows_port.h
index c8ff24f8..e5281c98 100644
--- a/third_party/gflags/src/windows_port.h
+++ b/third_party/gflags/src/windows_port.h
@@ -34,7 +34,7 @@
  * easier to compile this code under VC++.
  *
  * Several of these are taken from glib:
- *    http://developer.gnome.org/doc/API/glib/glib-windows-compatability-functions.html
+ *    https://developer.gnome.org/doc/API/glib/glib-windows-compatability-functions.html
  */
 
 #ifndef GFLAGS_WINDOWS_PORT_H_
@@ -80,7 +80,7 @@ inline void setenv(const char* name, const char* value, int) {
   // We handle this by setting it to "0" and the NUL-ing out the \0.
   // That is, we putenv("FOO=0") and then find out where in memory the
   // putenv wrote "FOO=0", and change it in-place to "FOO=\0".
-  // c.f. http://svn.apache.org/viewvc/stdcxx/trunk/tests/src/environ.cpp?r1=611451&r2=637508&pathrev=637508
+  // c.f. https://svn.apache.org/viewvc/stdcxx/trunk/tests/src/environ.cpp?r1=611451&r2=637508&pathrev=637508
   static const char* const kFakeZero = "0";
   if (*value == '\0')
     value = kFakeZero;
diff --git a/third_party/gflags/test/gflags_unittest.cc b/third_party/gflags/test/gflags_unittest.cc
index 80f7398a..4be945c9 100644
--- a/third_party/gflags/test/gflags_unittest.cc
+++ b/third_party/gflags/test/gflags_unittest.cc
@@ -535,7 +535,7 @@ TEST(SetFlagValueTest, OrdinaryValues) {
 
 // Tests that flags can be set to exceptional values.
 // Note: apparently MINGW doesn't parse inf and nan correctly:
-//    http://www.mail-archive.com/bug-gnulib@gnu.org/msg09573.html
+//    https://www.mail-archive.com/bug-gnulib@gnu.org/msg09573.html
 // This url says FreeBSD also has a problem, but I didn't see that.
 TEST(SetFlagValueTest, ExceptionalValues) {
 #if defined(isinf) && !defined(__MINGW32__)
diff --git a/third_party/glog/COPYING b/third_party/glog/COPYING
index 38396b58..107760f8 100644
--- a/third_party/glog/COPYING
+++ b/third_party/glog/COPYING
@@ -30,7 +30,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 A function gettimeofday in utilities.cc is based on
 
-http://www.google.com/codesearch/p?hl=en#dR3YEbitojA/COPYING&q=GetSystemTimeAsFileTime%20license:bsd
+https://www.google.com/codesearch/p?hl=en#dR3YEbitojA/COPYING&q=GetSystemTimeAsFileTime%20license:bsd
 
 The license of this code is:
 
diff --git a/third_party/glog/INSTALL b/third_party/glog/INSTALL
index 0babe243..1c9182a6 100644
--- a/third_party/glog/INSTALL
+++ b/third_party/glog/INSTALL
@@ -25,7 +25,7 @@ InstallFailureSignalHandler(), we strongly recommend you install
 libunwind before trying to configure or install google glog.
 libunwind can be found at
 
-   http://download.savannah.nongnu.org/releases/libunwind/libunwind-snap-070410.tar.gz
+   https://download.savannah.nongnu.org/releases/libunwind/libunwind-snap-070410.tar.gz
 
 Even if you already have libunwind installed, you will probably still
 need to install from the snapshot to get the latest version.
diff --git a/third_party/glog/README.windows b/third_party/glog/README.windows
index 74ff6904..4cc29925 100644
--- a/third_party/glog/README.windows
+++ b/third_party/glog/README.windows
@@ -18,8 +18,8 @@ I have little experience with Windows programming, so there may be
 better ways to set this up than I've done!  If you run across any
 problems, please post to the google-glog Google Group, or report
 them on the google-glog Google Code site:
-   http://groups.google.com/group/google-glog
-   http://code.google.com/p/google-glog/issues/list
+   https://groups.google.com/group/google-glog
+   https://code.google.com/p/google-glog/issues/list
 
 -- Shinichiro Hamaji
 
diff --git a/third_party/glog/doc/glog.html b/third_party/glog/doc/glog.html
index 8b200bac..0ce1dd88 100644
--- a/third_party/glog/doc/glog.html
+++ b/third_party/glog/doc/glog.html
@@ -5,7 +5,7 @@
 <title>How To Use Google Logging Library (glog)</title>
 
 <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
-<link href="http://www.google.com/favicon.ico" type="image/x-icon"
+<link href="https://www.google.com/favicon.ico" type="image/x-icon"
       rel="shortcut icon">
 <link href="designstyle.css" type="text/css" rel="stylesheet">
 <style type="text/css">
@@ -97,7 +97,7 @@ <h2> <A NAME=severity>Severity Level</A> </h2>
 <h2><A NAME=flags>Setting Flags</A></h2>
 
 <p>Several flags influence glog's output behavior.
-If the <a href="http://code.google.com/p/google-gflags/">Google
+If the <a href="https://code.google.com/p/google-gflags/">Google
 gflags library</a> is installed on your machine, the
 <code>configure</code> script (see the INSTALL file in the package for
 detail of this script) will automatically detect and use it,
@@ -596,7 +596,7 @@ <h3><A NAME=windows>Notes for Windows users</A></h3>
       <code>windows.h</code> .
 </ul>
 
-<p>See <a href="http://code.google.com/p/google-glog/issues/detail?id=33">
+<p>See <a href="https://code.google.com/p/google-glog/issues/detail?id=33">
 this issue</a> for more detail.
 
 <hr>
diff --git a/third_party/glog/src/base/mutex.h b/third_party/glog/src/base/mutex.h
index 37527d58..6a29a2d3 100644
--- a/third_party/glog/src/base/mutex.h
+++ b/third_party/glog/src/base/mutex.h
@@ -57,7 +57,7 @@
 // in the code below.
 //
 // CYGWIN NOTE: Cygwin support for rwlock seems to be buggy:
-//    http://www.cygwin.com/ml/cygwin/2008-12/msg00017.html
+//    https://www.cygwin.com/ml/cygwin/2008-12/msg00017.html
 // Because of that, we might as well use windows locks for
 // cygwin.  They seem to be more reliable than the cygwin pthreads layer.
 //
diff --git a/third_party/glog/src/demangle.cc b/third_party/glog/src/demangle.cc
index e858181a..45887f69 100644
--- a/third_party/glog/src/demangle.cc
+++ b/third_party/glog/src/demangle.cc
@@ -30,7 +30,7 @@
 // Author: Satoru Takabayashi
 //
 // For reference check out:
-// http://www.codesourcery.com/public/cxx-abi/abi.html#mangling
+// https://mentorembedded.github.io/cxx-abi/abi.html#mangling
 //
 // Note that we only have partial C++0x support yet.
 
@@ -468,7 +468,7 @@ static bool ParseSubstitution(State *state);
 //
 // Reference:
 // - Itanium C++ ABI
-//   <http://www.codesourcery.com/cxx-abi/abi.html#mangling>
+//   <https://mentorembedded.github.io/cxx-abi/abi.html#mangling>
 
 // <mangled-name> ::= _Z <encoding>
 static bool ParseMangledName(State *state) {
@@ -610,8 +610,8 @@ static bool ParseSourceName(State *state) {
 // <local-source-name> ::= L <source-name> [<discriminator>]
 //
 // References:
-//   http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31775
-//   http://gcc.gnu.org/viewcvs?view=rev&revision=124467
+//   https://gcc.gnu.org/bugzilla/show_bug.cgi?id=31775
+//   https://gcc.gnu.org/viewcvs?view=rev&revision=124467
 static bool ParseLocalSourceName(State *state) {
   State copy = *state;
   if (ParseOneCharToken(state, 'L') && ParseSourceName(state) &&
diff --git a/third_party/glog/src/glog/logging.h b/third_party/glog/src/glog/logging.h
index 8a6dca0d..ef8c599f 100644
--- a/third_party/glog/src/glog/logging.h
+++ b/third_party/glog/src/glog/logging.h
@@ -1129,7 +1129,7 @@ class GOOGLE_GLOG_DLL_DECL LogMessage {
   // and VC++ produces a warning for this situation.
   // However, MSDN says "C4275 can be ignored in Microsoft Visual C++
   // 2005 if you are deriving from a type in the Standard C++ Library"
-  // http://msdn.microsoft.com/en-us/library/3tdb471s(VS.80).aspx
+  // https://msdn.microsoft.com/en-us/library/3tdb471s(VS.80).aspx
   // Let's just ignore the warning.
 #ifdef _MSC_VER
 # pragma warning(disable: 4275)
diff --git a/third_party/glog/src/googletest.h b/third_party/glog/src/googletest.h
index b3e26c4d..e8ff40a0 100644
--- a/third_party/glog/src/googletest.h
+++ b/third_party/glog/src/googletest.h
@@ -28,7 +28,7 @@
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 //
 // Author: Shinichiro Hamaji
-//   (based on googletest: http://code.google.com/p/googletest/)
+//   (based on googletest: https://code.google.com/p/googletest/)
 
 #ifdef GOOGLETEST_H__
 #error You must not include this file twice.
diff --git a/third_party/glog/src/stacktrace_powerpc-inl.h b/third_party/glog/src/stacktrace_powerpc-inl.h
index 1090dded..9743e7a3 100644
--- a/third_party/glog/src/stacktrace_powerpc-inl.h
+++ b/third_party/glog/src/stacktrace_powerpc-inl.h
@@ -31,9 +31,9 @@
 //
 // Produce stack trace.  I'm guessing (hoping!) the code is much like
 // for x86.  For apple machines, at least, it seems to be; see
-//    http://developer.apple.com/documentation/mac/runtimehtml/RTArch-59.html
-//    http://www.linux-foundation.org/spec/ELF/ppc64/PPC-elf64abi-1.9.html#STACK
-// Linux has similar code: http://patchwork.ozlabs.org/linuxppc/patch?id=8882
+//    https://docs.developer.apple.com/documentation/mac/runtimehtml/RTArch-59.html
+//    https://www.linuxfoundation.org/spec/ELF/ppc64/PPC-elf64abi-1.9.html#STACK
+// Linux has similar code: https://patchwork.ozlabs.org/linuxppc/patch?id=8882
 
 #include <stdio.h>
 #include <stdint.h>   // for uintptr_t
diff --git a/third_party/glog/src/utilities.cc b/third_party/glog/src/utilities.cc
index 8ec69d3f..58a7e896 100644
--- a/third_party/glog/src/utilities.cc
+++ b/third_party/glog/src/utilities.cc
@@ -183,7 +183,7 @@ struct timeval {
   long tv_sec, tv_usec;
 };
 
-// Based on: http://www.google.com/codesearch/p?hl=en#dR3YEbitojA/os_win32.c&q=GetSystemTimeAsFileTime%20license:bsd
+// Based on: https://www.google.com/codesearch/p?hl=en#dR3YEbitojA/os_win32.c&q=GetSystemTimeAsFileTime%20license:bsd
 // See COPYING for copyright information.
 static int gettimeofday(struct timeval *tv, void* tz) {
 #define EPOCHFILETIME (116444736000000000ULL)
diff --git a/third_party/glog/src/windows/base/mutex.h b/third_party/glog/src/windows/base/mutex.h
index 37527d58..6a29a2d3 100644
--- a/third_party/glog/src/windows/base/mutex.h
+++ b/third_party/glog/src/windows/base/mutex.h
@@ -57,7 +57,7 @@
 // in the code below.
 //
 // CYGWIN NOTE: Cygwin support for rwlock seems to be buggy:
-//    http://www.cygwin.com/ml/cygwin/2008-12/msg00017.html
+//    https://www.cygwin.com/ml/cygwin/2008-12/msg00017.html
 // Because of that, we might as well use windows locks for
 // cygwin.  They seem to be more reliable than the cygwin pthreads layer.
 //
diff --git a/third_party/glog/src/windows/glog/logging.h b/third_party/glog/src/windows/glog/logging.h
index 1d91b12a..1d5ec9f6 100644
--- a/third_party/glog/src/windows/glog/logging.h
+++ b/third_party/glog/src/windows/glog/logging.h
@@ -1127,7 +1127,7 @@ class GOOGLE_GLOG_DLL_DECL LogMessage {
   // and VC++ produces a warning for this situation.
   // However, MSDN says "C4275 can be ignored in Microsoft Visual C++
   // 2005 if you are deriving from a type in the Standard C++ Library"
-  // http://msdn.microsoft.com/en-us/library/3tdb471s(VS.80).aspx
+  // https://msdn.microsoft.com/en-us/library/3tdb471s(VS.80).aspx
   // Let's just ignore the warning.
 #ifdef _MSC_VER
 # pragma warning(disable: 4275)
diff --git a/third_party/glog/src/windows/port.h b/third_party/glog/src/windows/port.h
index 4f09c874..2dcfcf69 100644
--- a/third_party/glog/src/windows/port.h
+++ b/third_party/glog/src/windows/port.h
@@ -35,7 +35,7 @@
  * easier to compile this code under VC++.
  *
  * Several of these are taken from glib:
- *    http://developer.gnome.org/doc/API/glib/glib-windows-compatability-functions.html
+ *    https://developer.gnome.org/doc/API/glib/glib-windows-compatability-functions.html
  */
 
 #ifndef CTEMPLATE_WINDOWS_PORT_H_
diff --git a/third_party/glog/src/windows/utilities.cc b/third_party/glog/src/windows/utilities.cc
index a6d19617..7df99cd5 100644
--- a/third_party/glog/src/windows/utilities.cc
+++ b/third_party/glog/src/windows/utilities.cc
@@ -183,7 +183,7 @@ struct timeval {
   long tv_sec, tv_usec;
 };
 
-// Based on: http://www.google.com/codesearch/p?hl=en#dR3YEbitojA/os_win32.c&q=GetSystemTimeAsFileTime%20license:bsd
+// Based on: https://www.google.com/codesearch/p?hl=en#dR3YEbitojA/os_win32.c&q=GetSystemTimeAsFileTime%20license:bsd
 // See COPYING for copyright information.
 static int gettimeofday(struct timeval *tv, void* tz) {
 #define EPOCHFILETIME (116444736000000000ULL)
diff --git a/third_party/gperftools/INSTALL b/third_party/gperftools/INSTALL
index b6bc08e9..ed8915b2 100644
--- a/third_party/gperftools/INSTALL
+++ b/third_party/gperftools/INSTALL
@@ -43,7 +43,7 @@ For that reason, if you use a 64-bit system, we strongly recommend you
 install libunwind before trying to configure or install gperftools.
 libunwind can be found at
 
-   http://download.savannah.gnu.org/releases/libunwind/libunwind-0.99-beta.tar.gz
+   https://download.savannah.gnu.org/releases/libunwind/libunwind-0.99-beta.tar.gz
 
 Even if you already have libunwind installed, you should check the
 version.  Versions older than this will not work properly; too-new
@@ -51,10 +51,10 @@ versions introduce new code that does not work well with perftools
 (because libunwind can call malloc, which will lead to deadlock).
 
 There have been reports of crashes with libunwind 0.99 (see
-http://code.google.com/p/gperftools/issues/detail?id=374).
+https://code.google.com/p/gperftools/issues/detail?id=374).
 Alternately, you can use a more recent libunwind (e.g. 1.0.1) at the
 cost of adding a bit of boilerplate to your code.  For details, see
-http://groups.google.com/group/google-perftools/msg/2686d9f24ac4365f
+https://groups.google.com/group/google-perftools/msg/2686d9f24ac4365f
 
    CAUTION: if you install libunwind from the url above, be aware that
    you may have trouble if you try to statically link your binary with
diff --git a/third_party/gperftools/Makefile.am b/third_party/gperftools/Makefile.am
index a5a9af8a..3d3b57a7 100755
--- a/third_party/gperftools/Makefile.am
+++ b/third_party/gperftools/Makefile.am
@@ -1369,7 +1369,7 @@ rpm: dist-gzip packages/rpm.sh packages/rpm/rpm.spec
 deb: dist-gzip packages/deb.sh packages/deb/*
 	@cd packages && ./deb.sh ${PACKAGE} ${VERSION}
 
-# http://linux.die.net/man/1/pkg-config, http://pkg-config.freedesktop.org/wiki
+# https://linux.die.net/man/1/pkg-config, https://pkg-config.freedesktop.org/wiki
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = libtcmalloc.pc libtcmalloc_minimal.pc \
                  libtcmalloc_debug.pc libtcmalloc_minimal_debug.pc \
diff --git a/third_party/gperftools/Makefile.in b/third_party/gperftools/Makefile.in
index 6c100901..e7e2a005 100644
--- a/third_party/gperftools/Makefile.in
+++ b/third_party/gperftools/Makefile.in
@@ -3145,7 +3145,7 @@ thread_dealloc_unittest_LDADD = $(LIBTCMALLOC_MINIMAL) $(PTHREAD_LIBS)
 @WITH_CPU_PROFILER_TRUE@@WITH_HEAP_PROFILER_OR_CHECKER_TRUE@tcmalloc_and_profiler_unittest_LDFLAGS = $(tcmalloc_both_unittest_lflags)
 @WITH_CPU_PROFILER_TRUE@@WITH_HEAP_PROFILER_OR_CHECKER_TRUE@tcmalloc_and_profiler_unittest_LDADD = libtcmalloc_and_profiler.la
 
-# http://linux.die.net/man/1/pkg-config, http://pkg-config.freedesktop.org/wiki
+# https://linux.die.net/man/1/pkg-config, https://pkg-config.freedesktop.org/wiki
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = libtcmalloc.pc libtcmalloc_minimal.pc \
                  libtcmalloc_debug.pc libtcmalloc_minimal_debug.pc \
diff --git a/third_party/gperftools/NEWS b/third_party/gperftools/NEWS
index 1f524383..15bc317d 100644
--- a/third_party/gperftools/NEWS
+++ b/third_party/gperftools/NEWS
@@ -262,7 +262,7 @@ pleased to have him take over as maintainer.
 I have both renamed the project (the Google Code site renamed a few
 weeks ago), and bumped the major version number up to 2, to reflect
 the new community ownership of the project.  Almost all the
-[http://gperftools.googlecode.com/svn/tags/gperftools-2.0/ChangeLog changes]
+[https://gperftools.googlecode.com/svn/tags/gperftools-2.0/ChangeLog changes]
 are related to the renaming.
 
 The main functional change from google-perftools 1.10 is that
@@ -307,7 +307,7 @@ x86_64, and won't work under win32.
 
 For the full list of changes, including improved `HEAP_PROFILE_MMAP`
 support, see the
-[http://gperftools.googlecode.com/svn/tags/google-perftools-1.10/ChangeLog ChangeLog].
+[https://gperftools.googlecode.com/svn/tags/google-perftools-1.10/ChangeLog ChangeLog].
 
 
 === 24 January 2011 ===
@@ -338,7 +338,7 @@ support, to improved performance by moving some code outside of locks,
 to better pprof reporting of code with overloaded functions.
 
 The full list of changes is in the
-[http://google-perftools.googlecode.com/svn/tags/google-perftools-1.9/ChangeLog ChangeLog].
+[https://google-perftools.googlecode.com/svn/tags/google-perftools-1.9/ChangeLog ChangeLog].
 
 
 === 26 August 2011 ===
@@ -402,13 +402,13 @@ running (likely not noticeably) slower.
 
 There are many other changes as well, too numerous to recount here,
 but present in the
-[http://google-perftools.googlecode.com/svn/tags/google-perftools-1.8/ChangeLog ChangeLog].
+[https://google-perftools.googlecode.com/svn/tags/google-perftools-1.8/ChangeLog ChangeLog].
 
 
 === 7 February 2011 ===
 
 Thanks to endlessr..., who
-[http://code.google.com/p/google-perftools/issues/detail?id=307 identified]
+[https://code.google.com/p/google-perftools/issues/detail?id=307 identified]
 why some tests were failing under MSVC 10 in release mode.  It does not look
 like these failures point toward any problem with tcmalloc itself; rather, the
 problem is with the test, which made some assumptions that broke under the
@@ -429,11 +429,11 @@ Among the many new features in this release is a multi-megabyte
 reduction in the amount of tcmalloc overhead uder x86_64, improved
 performance in the case of contention, and many many bugfixes,
 especially architecture-specific bugfixes.  See the
-[http://google-perftools.googlecode.com/svn/tags/google-perftools-1.7/ChangeLog ChangeLog]
+[https://google-perftools.googlecode.com/svn/tags/google-perftools-1.7/ChangeLog ChangeLog]
 for full details.
 
 One architecture-specific change of note is added comments in the
-[http://google-perftools.googlecode.com/svn/tags/perftools-1.7/README README]
+[https://google-perftools.googlecode.com/svn/tags/perftools-1.7/README README]
 for using tcmalloc under OS X.  I'm trying to get my head around the
 exact behavior of the OS X linker, and hope to have more improvements
 for the next release, but I hope these notes help folks who have been
@@ -458,9 +458,9 @@ support for `malloc_usable_size()` as a glibc-compatible alias to
 experimental support for tcmalloc large pages, which may speed up
 tcmalloc at the cost of greater memory use.  To use tcmalloc large
 pages, see the
-[http://google-perftools.googlecode.com/svn/tags/perftools-1.6/INSTALL
+[https://google-perftools.googlecode.com/svn/tags/perftools-1.6/INSTALL
 INSTALL file]; for all changes, see the
-[http://google-perftools.googlecode.com/svn/tags/perftools-1.6/ChangeLog
+[https://google-perftools.googlecode.com/svn/tags/perftools-1.6/ChangeLog
 ChangeLog].
 
 OS X NOTE: improvements in the profiler unittest have turned up an OS
@@ -484,7 +484,7 @@ This version has a slew of changes, leading to somewhat faster
 performance and improvements in portability.  It adds features like
 `ITIMER_REAL` support to the cpu profiler, and `tc_set_new_mode` to
 mimic the windows function of the same name.  Full details are in the
-[http://google-perftools.googlecode.com/svn/tags/perftools-1.5/ChangeLog
+[https://google-perftools.googlecode.com/svn/tags/perftools-1.5/ChangeLog
 ChangeLog].
 
 
@@ -541,13 +541,13 @@ still no great 64-bit solution, with libunwind still giving problems
 and --disable-frame-pointers not practical in every environment.)
 
 Another interesting change involves Windows: a
-[http://code.google.com/p/google-perftools/issues/detail?id=126 new
+[https://code.google.com/p/google-perftools/issues/detail?id=126 new
 patch] allows users to choose to override malloc/free/etc on Windows
 rather than patching, as is done now.  This can be used to create
 custom CRTs.
 
 My fix for this
-[http://groups.google.com/group/google-perftools/browse_thread/thread/1ff9b50043090d9d/a59210c4206f2060?lnk=gst&q=dynamic#a59210c4206f2060
+[https://groups.google.com/group/google-perftools/browse_thread/thread/1ff9b50043090d9d/a59210c4206f2060?lnk=gst&q=dynamic#a59210c4206f2060
 bug involving static linking] ended up being to make libtcmalloc.a and
 libperftools.a a big .o file, rather than a true `ar` archive.  This
 should not yield any problems in practice -- in fact, it should be
@@ -579,10 +579,10 @@ doing an exec right afterwards, please see the README.  Recent testing
 has shown that profiles are unreliable in that case.  The problem has
 existed since the first release of perftools.  We expect to have a fix
 for perftools 1.2.  For more details, see
-[http://code.google.com/p/google-perftools/issues/detail?id=105 issue 105].
+[https://code.google.com/p/google-perftools/issues/detail?id=105 issue 105].
 
 Everyone who uses perftools 1.0 is encouraged to upgrade to perftools
 1.1.  If you see any problems with the new release, please file a bug
-report at http://code.google.com/p/google-perftools/issues/list.
+report at https://code.google.com/p/google-perftools/issues/list.
 
 Enjoy!
diff --git a/third_party/gperftools/README_windows.txt b/third_party/gperftools/README_windows.txt
index f74ee05d..8b1bdafb 100644
--- a/third_party/gperftools/README_windows.txt
+++ b/third_party/gperftools/README_windows.txt
@@ -87,7 +87,7 @@ that a bit.  preamble_patcher_test will not compile on win32.
 --- ISSUES
 
 NOTE FOR WIN2K USERS: According to reports
-(http://code.google.com/p/gperftools/issues/detail?id=127)
+(https://code.google.com/p/gperftools/issues/detail?id=127)
 the stack-tracing necessary for the heap-profiler does not work on
 Win2K.  The best workaround is, if you are building on a Win2k system
 is to add "/D NO_TCMALLOC_SAMPLES=" to your build, to turn off the
@@ -110,8 +110,8 @@ I have little experience with Windows programming, so there may be
 better ways to set this up than I've done!  If you run across any
 problems, please post to the google-perftools Google Group, or report
 them on the gperftools Google Code site:
-   http://groups.google.com/group/google-perftools
-   http://code.google.com/p/gperftools/issues/list
+   https://groups.google.com/group/google-perftools
+   https://code.google.com/p/gperftools/issues/list
 
 -- craig
 
diff --git a/third_party/gperftools/aclocal.m4 b/third_party/gperftools/aclocal.m4
index 9b314090..3d5fa25c 100644
--- a/third_party/gperftools/aclocal.m4
+++ b/third_party/gperftools/aclocal.m4
@@ -495,8 +495,8 @@ AC_REQUIRE([AM_PROG_INSTALL_STRIP])dnl
 AC_REQUIRE([AC_PROG_MKDIR_P])dnl
 # For better backward compatibility.  To be removed once Automake 1.9.x
 # dies out for good.  For more background, see:
-# <http://lists.gnu.org/archive/html/automake/2012-07/msg00001.html>
-# <http://lists.gnu.org/archive/html/automake/2012-07/msg00014.html>
+# <https://lists.gnu.org/archive/html/automake/2012-07/msg00001.html>
+# <https://lists.gnu.org/archive/html/automake/2012-07/msg00014.html>
 AC_SUBST([mkdir_p], ['$(MKDIR_P)'])
 # We need awk for the "check" target.  The system "awk" is bad on
 # some platforms.
@@ -563,7 +563,7 @@ END
 Aborting the configuration process, to ensure you take notice of the issue.
 
 You can download and install GNU coreutils to get an 'rm' implementation
-that behaves properly: <http://www.gnu.org/software/coreutils/>.
+that behaves properly: <https://www.gnu.org/software/coreutils/>.
 
 If you want to complete the configuration process using your problematic
 'rm' anyway, export the environment variable ACCEPT_INFERIOR_RM_PROGRAM
diff --git a/third_party/gperftools/compile b/third_party/gperftools/compile
index 531136b0..52f8f943 100755
--- a/third_party/gperftools/compile
+++ b/third_party/gperftools/compile
@@ -17,7 +17,7 @@ scriptversion=2012-10-14.11; # UTC
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a
diff --git a/third_party/gperftools/config.guess b/third_party/gperftools/config.guess
index 1f5c50c0..cbdb8ec7 100755
--- a/third_party/gperftools/config.guess
+++ b/third_party/gperftools/config.guess
@@ -15,7 +15,7 @@ timestamp='2014-03-23'
 # General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# along with this program; if not, see <https://www.gnu.org/licenses/>.
 #
 # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a
@@ -27,7 +27,7 @@ timestamp='2014-03-23'
 # Originally written by Per Bothner.
 #
 # You can get the latest version of this script from:
-# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD
+# https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD
 #
 # Please send patches with a ChangeLog entry to config-patches@gnu.org.
 
@@ -1378,9 +1378,9 @@ This script, last modified $timestamp, has failed to recognize
 the operating system you are using. It is advised that you
 download the most up to date version of the config scripts from
 
-  http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD
+  https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD
 and
-  http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD
+  https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD
 
 If the version you run ($0) is already up to date, please
 send the following data and any information you think might be
diff --git a/third_party/gperftools/config.sub b/third_party/gperftools/config.sub
index bba4efb8..d9cc3ae6 100755
--- a/third_party/gperftools/config.sub
+++ b/third_party/gperftools/config.sub
@@ -15,7 +15,7 @@ timestamp='2014-09-11'
 # General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# along with this program; if not, see <https://www.gnu.org/licenses/>.
 #
 # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a
@@ -33,7 +33,7 @@ timestamp='2014-09-11'
 # Otherwise, we print the canonical config type on stdout and succeed.
 
 # You can get the latest version of this script from:
-# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD
+# https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD
 
 # This file is supposed to be the same for all GNU packages
 # and recognize all the CPU types, system types and aliases
diff --git a/third_party/gperftools/configure b/third_party/gperftools/configure
index 8cd0a0d5..23ed1c58 100755
--- a/third_party/gperftools/configure
+++ b/third_party/gperftools/configure
@@ -2523,7 +2523,7 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 # Update this value for every release!  (A:B:C will map to foo.so.(A-C).C.B)
-# http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
+# https://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
 TCMALLOC_SO_VERSION=6:6:2
 PROFILER_SO_VERSION=4:5:4
 
@@ -3150,8 +3150,8 @@ MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"}
 
 # For better backward compatibility.  To be removed once Automake 1.9.x
 # dies out for good.  For more background, see:
-# <http://lists.gnu.org/archive/html/automake/2012-07/msg00001.html>
-# <http://lists.gnu.org/archive/html/automake/2012-07/msg00014.html>
+# <https://lists.gnu.org/archive/html/automake/2012-07/msg00001.html>
+# <https://lists.gnu.org/archive/html/automake/2012-07/msg00014.html>
 mkdir_p='$(MKDIR_P)'
 
 # We need awk for the "check" target.  The system "awk" is bad on
@@ -3202,7 +3202,7 @@ END
 Aborting the configuration process, to ensure you take notice of the issue.
 
 You can download and install GNU coreutils to get an 'rm' implementation
-that behaves properly: <http://www.gnu.org/software/coreutils/>.
+that behaves properly: <https://www.gnu.org/software/coreutils/>.
 
 If you want to complete the configuration process using your problematic
 'rm' anyway, export the environment variable ACCEPT_INFERIOR_RM_PROGRAM
@@ -17017,9 +17017,9 @@ fi
 
 # We need to check for mmap.  cygwin supports mmap, but the autoconf
 # test doesn't work on cygwin:
-#    http://www.cygwin.com/ml/cygwin/2002-04/msg00412.html
+#    https://www.cygwin.com/ml/cygwin/2002-04/msg00412.html
 # This workaround comes from
-#    http://cygwin.com/ml/cygwin/2004-11/msg00138.html
+#    https://cygwin.com/ml/cygwin/2004-11/msg00138.html
 case "$host" in
   *-*-mingw*)
                                                             ;;
@@ -17946,7 +17946,7 @@ rm -f core conftest.err conftest.$ac_objext \
 # If we support __thread, that can speed up tcmalloc a bit.
 # Note, however, that our code tickles a bug in gcc < 4.1.2
 # involving TLS and -fPIC (which our libraries will use) on x86:
-#   http://gcc.gnu.org/ml/gcc-bugs/2006-09/msg02275.html
+#   https://gcc.gnu.org/ml/gcc-bugs/2006-09/msg02275.html
 #
 # And mingw also does compile __thread but resultant code actually
 # fails to work correctly at least in some not so ancient version:
@@ -17959,7 +17959,7 @@ $as_echo_n "checking for __thread... " >&6; }
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #if defined(__GNUC__) && ((__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 1) || (__GNUC__ == 4 && __GNUC_MINOR__ == 1 && __GNUC_PATCHLEVEL__ < 2))
-#error gcc has this bug: http://gcc.gnu.org/ml/gcc-bugs/2006-09/msg02275.html
+#error gcc has this bug: https://gcc.gnu.org/ml/gcc-bugs/2006-09/msg02275.html
 #elif defined(__MINGW32__)
 #error mingw doesnt really support tls
 #elif defined(__APPLE__)
@@ -18975,7 +18975,7 @@ $as_echo "#define PERFTOOLS_DLL_DECL /**/" >>confdefs.h
 # the end result is if config.h is #included twice, its #undefs get
 # evaluated twice, but all the ones in mingw.h/etc only get evaluated
 # once, potentially causing trouble.  c.f.
-#   http://code.google.com/p/gperftools/issues/detail?id=246
+#   https://code.google.com/p/gperftools/issues/detail?id=246
 
 
 
@@ -21007,7 +21007,7 @@ $as_echo X"$file" |
 #
 # You should have received a copy of the GNU General Public License
 # along with GNU Libtool; see the file COPYING.  If not, a copy
-# can be downloaded from http://www.gnu.org/licenses/gpl.html, or
+# can be downloaded from https://www.gnu.org/licenses/gpl.html, or
 # obtained by writing to the Free Software Foundation, Inc.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 
diff --git a/third_party/gperftools/configure.ac b/third_party/gperftools/configure.ac
index 59d275a2..84bfc14a 100644
--- a/third_party/gperftools/configure.ac
+++ b/third_party/gperftools/configure.ac
@@ -6,7 +6,7 @@ AC_PREREQ([2.59])
 
 AC_INIT([gperftools],[2.4],[google-perftools@googlegroups.com])
 # Update this value for every release!  (A:B:C will map to foo.so.(A-C).C.B)
-# http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
+# https://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
 TCMALLOC_SO_VERSION=6:6:2
 PROFILER_SO_VERSION=4:5:4
 
@@ -210,9 +210,9 @@ fi
 
 # We need to check for mmap.  cygwin supports mmap, but the autoconf
 # test doesn't work on cygwin:
-#    http://www.cygwin.com/ml/cygwin/2002-04/msg00412.html
+#    https://www.cygwin.com/ml/cygwin/2002-04/msg00412.html
 # This workaround comes from
-#    http://cygwin.com/ml/cygwin/2004-11/msg00138.html
+#    https://cygwin.com/ml/cygwin/2004-11/msg00138.html
 case "$host" in
   *-*-mingw*)
                dnl mingw doesn't have mmap, not worth
@@ -357,7 +357,7 @@ AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <unistd.h>],
 # If we support __thread, that can speed up tcmalloc a bit.
 # Note, however, that our code tickles a bug in gcc < 4.1.2
 # involving TLS and -fPIC (which our libraries will use) on x86:
-#   http://gcc.gnu.org/ml/gcc-bugs/2006-09/msg02275.html
+#   https://gcc.gnu.org/ml/gcc-bugs/2006-09/msg02275.html
 #
 # And mingw also does compile __thread but resultant code actually
 # fails to work correctly at least in some not so ancient version:
@@ -367,7 +367,7 @@ AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <unistd.h>],
 # __thread but it doesn't really work
 AC_MSG_CHECKING([for __thread])
 AC_LINK_IFELSE([AC_LANG_PROGRAM([#if defined(__GNUC__) && ((__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 1) || (__GNUC__ == 4 && __GNUC_MINOR__ == 1 && __GNUC_PATCHLEVEL__ < 2))
-#error gcc has this bug: http://gcc.gnu.org/ml/gcc-bugs/2006-09/msg02275.html
+#error gcc has this bug: https://gcc.gnu.org/ml/gcc-bugs/2006-09/msg02275.html
 #elif defined(__MINGW32__)
 #error mingw doesnt really support tls
 #elif defined(__APPLE__)
@@ -469,7 +469,7 @@ AC_DEFINE(PERFTOOLS_DLL_DECL,,
 # the end result is if config.h is #included twice, its #undefs get
 # evaluated twice, but all the ones in mingw.h/etc only get evaluated
 # once, potentially causing trouble.  c.f.
-#   http://code.google.com/p/gperftools/issues/detail?id=246
+#   https://code.google.com/p/gperftools/issues/detail?id=246
 AH_TOP([
 #ifndef GPERFTOOLS_CONFIG_H_
 #define GPERFTOOLS_CONFIG_H_
diff --git a/third_party/gperftools/depcomp b/third_party/gperftools/depcomp
index 4ebd5b3a..f0a474cd 100755
--- a/third_party/gperftools/depcomp
+++ b/third_party/gperftools/depcomp
@@ -16,7 +16,7 @@ scriptversion=2013-05-30.07; # UTC
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a
diff --git a/third_party/gperftools/libtool b/third_party/gperftools/libtool
index 78342003..71b098d9 100755
--- a/third_party/gperftools/libtool
+++ b/third_party/gperftools/libtool
@@ -29,7 +29,7 @@
 #
 # You should have received a copy of the GNU General Public License
 # along with GNU Libtool; see the file COPYING.  If not, a copy
-# can be downloaded from http://www.gnu.org/licenses/gpl.html, or
+# can be downloaded from https://www.gnu.org/licenses/gpl.html, or
 # obtained by writing to the Free Software Foundation, Inc.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 
@@ -467,7 +467,7 @@ compiler_lib_search_path=""
 #
 # You should have received a copy of the GNU General Public License
 # along with GNU Libtool; see the file COPYING.  If not, a copy
-# can be downloaded from http://www.gnu.org/licenses/gpl.html,
+# can be downloaded from https://www.gnu.org/licenses/gpl.html,
 # or obtained by writing to the Free Software Foundation, Inc.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 
@@ -518,8 +518,8 @@ compiler_lib_search_path=""
 #         autoconf:	$autoconf_version
 #
 # Report bugs to <bug-libtool@gnu.org>.
-# GNU libtool home page: <http://www.gnu.org/software/libtool/>.
-# General help using GNU software: <http://www.gnu.org/gethelp/>.
+# GNU libtool home page: <https://www.gnu.org/software/libtool/>.
+# General help using GNU software: <https://www.gnu.org/gethelp/>.
 
 PROGRAM=libtool
 PACKAGE=libtool
diff --git a/third_party/gperftools/m4/acx_pthread.m4 b/third_party/gperftools/m4/acx_pthread.m4
index 89d42c74..5cd7c363 100644
--- a/third_party/gperftools/m4/acx_pthread.m4
+++ b/third_party/gperftools/m4/acx_pthread.m4
@@ -1,7 +1,7 @@
 # This was retrieved from
-#    http://svn.0pointer.de/viewvc/trunk/common/acx_pthread.m4?revision=1277&root=avahi
+#    http://0pointer.net/?revision=1277&root=avahi
 # See also (perhaps for new versions?)
-#    http://svn.0pointer.de/viewvc/trunk/common/acx_pthread.m4?root=avahi
+#    http://0pointer.net/?root=avahi
 #
 # We've rewritten the inconsistency check code (from avahi), to work
 # more broadly.  In particular, it no longer assumes ld accepts -zdefs.
diff --git a/third_party/gperftools/m4/libtool.m4 b/third_party/gperftools/m4/libtool.m4
index 21a614bd..cc0851ee 100644
--- a/third_party/gperftools/m4/libtool.m4
+++ b/third_party/gperftools/m4/libtool.m4
@@ -34,7 +34,7 @@ m4_define([_LT_COPYING], [dnl
 #
 # You should have received a copy of the GNU General Public License
 # along with GNU Libtool; see the file COPYING.  If not, a copy
-# can be downloaded from http://www.gnu.org/licenses/gpl.html, or
+# can be downloaded from https://www.gnu.org/licenses/gpl.html, or
 # obtained by writing to the Free Software Foundation, Inc.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 ])
diff --git a/third_party/gperftools/missing b/third_party/gperftools/missing
index db98974f..295de3f5 100755
--- a/third_party/gperftools/missing
+++ b/third_party/gperftools/missing
@@ -17,7 +17,7 @@ scriptversion=2013-10-28.13; # UTC
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a
@@ -101,9 +101,9 @@ else
   exit $st
 fi
 
-perl_URL=http://www.perl.org/
+perl_URL=https://www.perl.org/
 flex_URL=http://flex.sourceforge.net/
-gnu_software_URL=http://www.gnu.org/software
+gnu_software_URL=https://www.gnu.org/software
 
 program_details ()
 {
diff --git a/third_party/gperftools/packages/deb/README b/third_party/gperftools/packages/deb/README
index 57becfda..d0223ac1 100644
--- a/third_party/gperftools/packages/deb/README
+++ b/third_party/gperftools/packages/deb/README
@@ -1,6 +1,6 @@
 The list of files here isn't complete.  For a step-by-step guide on
 how to set this package up correctly, check out
-    http://www.debian.org/doc/maint-guide/
+    https://www.debian.org/doc/maint-guide/
 
 Most of the files that are in this directory are boilerplate.
 However, you may need to change the list of binary-arch dependencies
diff --git a/third_party/gperftools/packages/deb/copyright b/third_party/gperftools/packages/deb/copyright
index db7c78e3..aaec2414 100644
--- a/third_party/gperftools/packages/deb/copyright
+++ b/third_party/gperftools/packages/deb/copyright
@@ -1,7 +1,7 @@
 This package was debianized by gperftools Contributors <google-perftools@googlegroups.com>
 on Sat, 20 Jul 2013 14:21:10 -0700.
 
-It was downloaded from http://code.google.com/p/gperftools/downloads/list
+It was downloaded from https://code.google.com/p/gperftools/downloads/list
 
 Upstream Author: google-perftools@googlegroups.com
 
diff --git a/third_party/gperftools/packages/rpm/rpm.spec b/third_party/gperftools/packages/rpm/rpm.spec
index 0690e4f6..99ff57b2 100644
--- a/third_party/gperftools/packages/rpm/rpm.spec
+++ b/third_party/gperftools/packages/rpm/rpm.spec
@@ -7,7 +7,7 @@ Summary: Performance tools for C++
 Version: %VERSION
 Release: %rel
 Group: Development/Libraries
-URL: http://code.google.com/p/gperftools/
+URL: https://code.google.com/p/gperftools/
 License: BSD
 Vendor: gperftools Contributors
 Packager: gperftools Contributors <google-perftools@googlegroups.com>
diff --git a/third_party/gperftools/src/base/atomicops-internals-gcc.h b/third_party/gperftools/src/base/atomicops-internals-gcc.h
index f8d27863..bbeb5b6c 100644
--- a/third_party/gperftools/src/base/atomicops-internals-gcc.h
+++ b/third_party/gperftools/src/base/atomicops-internals-gcc.h
@@ -32,7 +32,7 @@
 // Author: Riku Voipio, riku.voipio@linaro.org
 //
 // atomic primitives implemented with gcc atomic intrinsics:
-// http://gcc.gnu.org/onlinedocs/gcc/_005f_005fatomic-Builtins.html
+// https://gcc.gnu.org/onlinedocs/gcc/_005f_005fatomic-Builtins.html
 //
 
 #ifndef BASE_ATOMICOPS_INTERNALS_GCC_GENERIC_H_
diff --git a/third_party/gperftools/src/base/atomicops-internals-linuxppc.h b/third_party/gperftools/src/base/atomicops-internals-linuxppc.h
index b52fdf0d..587f49a8 100644
--- a/third_party/gperftools/src/base/atomicops-internals-linuxppc.h
+++ b/third_party/gperftools/src/base/atomicops-internals-linuxppc.h
@@ -53,7 +53,7 @@ static inline void _sync(void) {
 
 static inline void _lwsync(void) {
   // gcc defines __NO_LWSYNC__ when appropriate; see
-  //    http://gcc.gnu.org/ml/gcc-patches/2006-11/msg01238.html
+  //    https://gcc.gnu.org/ml/gcc-patches/2006-11/msg01238.html
 #ifdef __NO_LWSYNC__
   __asm__ __volatile__("msync": : : "memory");
 #else
diff --git a/third_party/gperftools/src/base/atomicops-internals-windows.h b/third_party/gperftools/src/base/atomicops-internals-windows.h
index 93ced877..83555e75 100644
--- a/third_party/gperftools/src/base/atomicops-internals-windows.h
+++ b/third_party/gperftools/src/base/atomicops-internals-windows.h
@@ -61,12 +61,12 @@ extern "C" {
 // well on MSVC 8.0 and above).  Unfortunately, in some
 // environments, <windows.h> and <intrin.h> have conflicting
 // declarations of some other intrinsics, breaking compilation:
-//   http://connect.microsoft.com/VisualStudio/feedback/details/262047
+//   https://connect.microsoft.com/VisualStudio/feedback/details/262047
 // Therefore, we simply declare the relevant intrinsics ourself.
 
 // MinGW has a bug in the header files where it doesn't indicate the
 // first argument is volatile -- they're not up to date.  See
-//   http://readlist.com/lists/lists.sourceforge.net/mingw-users/0/3861.html
+//   https://readlist.com/lists/lists.sourceforge.net/mingw-users/0/3861.html
 // We have to const_cast away the volatile to avoid compiler warnings.
 // TODO(csilvers): remove this once MinGW has updated MinGW/include/winbase.h
 #if defined(__MINGW32__)
@@ -85,7 +85,7 @@ inline LONG FastInterlockedExchangeAdd(volatile LONG* ptr, LONG increment) {
 // Unfortunately, in some environments, <windows.h> and <intrin.h>
 // have conflicting declarations of some intrinsics, breaking
 // compilation.  So we declare the intrinsics we need ourselves.  See
-//   http://connect.microsoft.com/VisualStudio/feedback/details/262047
+//   https://connect.microsoft.com/VisualStudio/feedback/details/262047
 LONG _InterlockedCompareExchange(volatile LONG* ptr, LONG newval, LONG oldval);
 #pragma intrinsic(_InterlockedCompareExchange)
 inline LONG FastInterlockedCompareExchange(volatile LONG* ptr,
@@ -311,7 +311,7 @@ inline void Release_Store(volatile Atomic64* ptr, Atomic64 value) {
   //  System Programming Guide, Chatper 7: Multiple-processor management,
   //  Section 7.2, Memory Ordering.
   // Last seen at:
-  //   http://developer.intel.com/design/pentium4/manuals/index_new.htm
+  //   https://corpredirect.intel.com/Redirector/404Redirector.aspx?http://developer.intel.com/design/pentium4/manuals/index_new.htm
 }
 
 inline Atomic64 NoBarrier_Load(volatile const Atomic64* ptr) {
diff --git a/third_party/gperftools/src/base/atomicops-internals-x86.h b/third_party/gperftools/src/base/atomicops-internals-x86.h
index e441ac7e..46b82181 100644
--- a/third_party/gperftools/src/base/atomicops-internals-x86.h
+++ b/third_party/gperftools/src/base/atomicops-internals-x86.h
@@ -233,7 +233,7 @@ inline void Release_Store(volatile Atomic64* ptr, Atomic64 value) {
   //  System Programming Guide, Chatper 7: Multiple-processor management,
   //  Section 7.2, Memory Ordering.
   // Last seen at:
-  //   http://developer.intel.com/design/pentium4/manuals/index_new.htm
+  //   https://corpredirect.intel.com/Redirector/404Redirector.aspx?http://developer.intel.com/design/pentium4/manuals/index_new.htm
   //
   // x86 stores/loads fail to act as barriers for a few instructions (clflush
   // maskmovdqu maskmovq movntdq movnti movntpd movntps movntq) but these are
diff --git a/third_party/gperftools/src/base/cycleclock.h b/third_party/gperftools/src/base/cycleclock.h
index dc2d569d..a81a091a 100644
--- a/third_party/gperftools/src/base/cycleclock.h
+++ b/third_party/gperftools/src/base/cycleclock.h
@@ -62,7 +62,7 @@
 // environments, <windows.h> and <intrin.h> have conflicting
 // declarations of some other intrinsics, breaking compilation.
 // Therefore, we simply declare __rdtsc ourselves. See also
-// http://connect.microsoft.com/VisualStudio/feedback/details/262047
+// https://connect.microsoft.com/VisualStudio/feedback/details/262047
 #if defined(_MSC_VER) && !defined(_M_IX86)
 extern "C" uint64 __rdtsc();
 #pragma intrinsic(__rdtsc)
@@ -73,7 +73,7 @@ extern "C" uint64 __rdtsc();
 
 // NOTE: only i386 and x86_64 have been well tested.
 // PPC, sparc, alpha, and ia64 are based on
-//    http://peter.kuscsik.com/wordpress/?p=14
+//    https://peter.kuscsik.com/wordpress/?p=14
 // with modifications by m3b.  See also
 //    https://setisvn.ssl.berkeley.edu/svn/lib/fftw-3.0.1/kernel/cycle.h
 struct CycleClock {
diff --git a/third_party/gperftools/src/base/dynamic_annotations.h b/third_party/gperftools/src/base/dynamic_annotations.h
index 4669315c..b851c780 100644
--- a/third_party/gperftools/src/base/dynamic_annotations.h
+++ b/third_party/gperftools/src/base/dynamic_annotations.h
@@ -45,7 +45,7 @@
    Actual implementation of these macros may differ depending on the
    dynamic analysis tool being used.
 
-   See http://code.google.com/p/data-race-test/  for more information.
+   See https://code.google.com/p/data-race-test/  for more information.
 
    This file supports the following dynamic analysis tools:
    - None (DYNAMIC_ANNOTATIONS_ENABLED is not defined or zero).
@@ -151,7 +151,7 @@
      of the mutex's critical sections individually using the annotations above.
      This annotation makes sense only for hybrid race detectors. For pure
      happens-before detectors this is a no-op. For more details see
-     http://code.google.com/p/data-race-test/wiki/PureHappensBeforeVsHybrid . */
+     https://code.google.com/p/data-race-test/wiki/PureHappensBeforeVsHybrid . */
   #define ANNOTATE_PURE_HAPPENS_BEFORE_MUTEX(mu) \
     AnnotateMutexIsUsedAsCondVar(__FILE__, __LINE__, mu)
 
diff --git a/third_party/gperftools/src/base/elf_mem_image.cc b/third_party/gperftools/src/base/elf_mem_image.cc
index d2ca1a5e..869c8910 100644
--- a/third_party/gperftools/src/base/elf_mem_image.cc
+++ b/third_party/gperftools/src/base/elf_mem_image.cc
@@ -120,7 +120,7 @@ int ElfMemImage::GetNumSymbols() const {
   if (!hash_) {
     return 0;
   }
-  // See http://www.caldera.com/developers/gabi/latest/ch5.dynamic.html#hash
+  // See https://www.caldera.com/developers/gabi/latest/ch5.dynamic.html#hash
   return hash_[1];
 }
 
diff --git a/third_party/gperftools/src/base/linux_syscall_support.h b/third_party/gperftools/src/base/linux_syscall_support.h
index 9b6c35d3..4ca483d7 100644
--- a/third_party/gperftools/src/base/linux_syscall_support.h
+++ b/third_party/gperftools/src/base/linux_syscall_support.h
@@ -73,7 +73,7 @@
  *
  * NOTE: This is a stripped down version of the official opensource
  * version of linux_syscall_support.h, which lives at
- *    http://code.google.com/p/linux-syscall-support/
+ *    https://code.google.com/p/linux-syscall-support/
  * It includes only the syscalls that are used in perftools, plus a
  * few extra.  Here's the breakdown:
  * 1) Perftools uses these: grep -rho 'sys_[a-z0-9_A-Z]* *(' src | sort -u
@@ -1472,8 +1472,8 @@ struct kernel_stat {
                                  (unsigned long)(a)
 
     #if _MIPS_SIM == _MIPS_SIM_ABI32
-    // See http://sources.redhat.com/ml/libc-alpha/2004-10/msg00050.html
-    // or http://www.linux-mips.org/archives/linux-mips/2004-10/msg00142.html
+    // See https://www.sourceware.org/ml/libc-alpha/2004-10/msg00050.html
+    // or https://www.linux-mips.org/archives/linux-mips/2004-10/msg00142.html
     #define MIPS_SYSCALL_CLOBBERS "$1", "$3", "$8", "$9", "$10", "$11", "$12",\
                                 "$13", "$14", "$15", "$24", "$25", "memory"
     #else
diff --git a/third_party/gperftools/src/base/simple_mutex.h b/third_party/gperftools/src/base/simple_mutex.h
index a1886e46..7fe7eef5 100644
--- a/third_party/gperftools/src/base/simple_mutex.h
+++ b/third_party/gperftools/src/base/simple_mutex.h
@@ -50,7 +50,7 @@
 //       mode.
 //
 // CYGWIN NOTE: Cygwin support for rwlock seems to be buggy:
-//    http://www.cygwin.com/ml/cygwin/2008-12/msg00017.html
+//    https://www.cygwin.com/ml/cygwin/2008-12/msg00017.html
 // Because of that, we might as well use windows locks for
 // cygwin.  They seem to be more reliable than the cygwin pthreads layer.
 //
diff --git a/third_party/gperftools/src/base/sysinfo.cc b/third_party/gperftools/src/base/sysinfo.cc
index cad751bc..f0d76b79 100644
--- a/third_party/gperftools/src/base/sysinfo.cc
+++ b/third_party/gperftools/src/base/sysinfo.cc
@@ -423,7 +423,7 @@ static void InitializeSystemInfo() {
   // SMP, APIC, or APM support.  hz should be 64-bit in freebsd 7.0
   // and later.  Before that, it's a 32-bit quantity (and gives the
   // wrong answer on machines faster than 2^32 Hz).  See
-  //  http://lists.freebsd.org/pipermail/freebsd-i386/2004-November/001846.html
+  //  https://lists.freebsd.org/pipermail/freebsd-i386/2004-November/001846.html
   // But also compare FreeBSD 7.0:
   //  http://fxr.watson.org/fxr/source/i386/i386/tsc.c?v=RELENG70#L223
   //  231         error = sysctl_handle_quad(oidp, &freq, 0, req);
@@ -890,7 +890,7 @@ bool ProcMapsIterator::NextExt(uint64 *start, uint64 *end, char **flags,
 #elif defined(__CYGWIN__) || defined(__CYGWIN32__)
     // cygwin is like linux, except the third field is the "entry point"
     // rather than the offset (see format_process_maps at
-    // http://cygwin.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/fhandler_process.cc?rev=1.89&content-type=text/x-cvsweb-markup&cvsroot=src
+    // https://cygwin.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/fhandler_process.cc?rev=1.89&content-type=text/x-cvsweb-markup&cvsroot=src
     // Offset is always be 0 on cygwin: cygwin implements an mmap
     // by loading the whole file and then calling NtMapViewOfSection.
     // Cygwin also seems to set its flags kinda randomly; use windows default.
@@ -906,7 +906,7 @@ bool ProcMapsIterator::NextExt(uint64 *start, uint64 *end, char **flags,
                &major, &minor,
                inode ? inode : &tmpinode, &filename_offset) != 7) continue;
 #elif defined(__FreeBSD__)
-    // For the format, see http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/fs/procfs/procfs_map.c?rev=1.31&content-type=text/x-cvsweb-markup
+    // For the format, see https://www.freebsd.org/cgi/cvsweb.cgi/src/sys/fs/procfs/procfs_map.c?rev=1.31&content-type=text/x-cvsweb-markup
     tmpstart = tmpend = tmpoffset = 0;
     tmpinode = 0;
     major = minor = 0;   // can't get this info in freebsd
@@ -1020,7 +1020,7 @@ bool ProcMapsIterator::NextExt(uint64 *start, uint64 *end, char **flags,
   // We return a separate entry for each segment in the DLL. (TODO(csilvers):
   // can we do better?)  A DLL ("image") has load-commands, some of which
   // talk about segment boundaries.
-  // cf image_for_address from http://svn.digium.com/view/asterisk/team/oej/minivoicemail/dlfcn.c?revision=53912
+  // cf image_for_address from https://svnview.digium.com/svn/asterisk/team/oej/minivoicemail/dlfcn.c?revision=53912
   for (; current_image_ >= 0; current_image_--) {
     const mach_header* hdr = _dyld_get_image_header(current_image_);
     if (!hdr) continue;
diff --git a/third_party/gperftools/src/debugallocation.cc b/third_party/gperftools/src/debugallocation.cc
index 2a8a20ed..aa2a8a65 100644
--- a/third_party/gperftools/src/debugallocation.cc
+++ b/third_party/gperftools/src/debugallocation.cc
@@ -718,7 +718,7 @@ class MallocBlock {
     RAW_LOG(FATAL,
             "Memory was written to after being freed.  MallocBlock: %p, user "
             "ptr: %p, size: %zd.  If you can't find the source of the error, "
-            "try using ASan (http://code.google.com/p/address-sanitizer/), "
+            "try using ASan (https://code.google.com/p/address-sanitizer/), "
             "Valgrind, or Purify, or study the "
             "output of the deleter's stack printed above.",
             b, b->data_addr(), size);
@@ -1461,7 +1461,7 @@ extern "C" PERFTOOLS_DLL_DECL void* tc_pvalloc(size_t size) __THROW {
   int pagesize = getpagesize();
   size = RoundUp(size, pagesize);
   if (size == 0) {     // pvalloc(0) should allocate one page, according to
-    size = pagesize;   // http://man.free4web.biz/man3/libmpatrol.3.html
+    size = pagesize;   // https://man.free4web.biz/man3/libmpatrol.3.html
   }
   void *p = do_debug_memalign_or_debug_cpp_memalign(pagesize, size);
   MallocHook::InvokeNewHook(p, size);
diff --git a/third_party/gperftools/src/getpc.h b/third_party/gperftools/src/getpc.h
index 25fee393..3e1dfa91 100644
--- a/third_party/gperftools/src/getpc.h
+++ b/third_party/gperftools/src/getpc.h
@@ -156,12 +156,12 @@ inline void* GetPC(const ucontext_t& signal_ucontext) {
 #elif defined(_WIN32) || defined(__CYGWIN__) || defined(__CYGWIN32__) || defined(__MINGW32__)
 // If this is ever implemented, probably the way to do it is to have
 // profiler.cc use a high-precision timer via timeSetEvent:
-//    http://msdn2.microsoft.com/en-us/library/ms712713.aspx
+//    https://msdn.microsoft.com/en-us/library/ms712713.aspx
 // We'd use it in mode TIME_CALLBACK_FUNCTION/TIME_PERIODIC.
 // The callback function would be something like prof_handler, but
 // alas the arguments are different: no ucontext_t!  I don't know
 // how we'd get the PC (using StackWalk64?)
-//    http://msdn2.microsoft.com/en-us/library/ms680650.aspx
+//    https://msdn.microsoft.com/en-us/library/ms680650.aspx
 
 #include "base/logging.h"   // for RAW_LOG
 #ifndef HAVE_CYGWIN_SIGNAL_H
diff --git a/third_party/gperftools/src/heap-checker.cc b/third_party/gperftools/src/heap-checker.cc
index 9c82dea0..6227173b 100755
--- a/third_party/gperftools/src/heap-checker.cc
+++ b/third_party/gperftools/src/heap-checker.cc
@@ -548,7 +548,7 @@ inline static uintptr_t AsInt(const void* ptr) {
 
 // We've seen reports that strstr causes heap-checker crashes in some
 // libc's (?):
-//    http://code.google.com/p/gperftools/issues/detail?id=263
+//    https://code.google.com/p/gperftools/issues/detail?id=263
 // It's simple enough to use our own.  This is not in time-critical code.
 static const char* hc_strstr(const char* s1, const char* s2) {
   const size_t len = strlen(s2);
@@ -2031,7 +2031,7 @@ void HeapLeakChecker_InternalInitStart() {
                    FLAGS_heap_check.c_str());
   }
   // FreeBSD doesn't seem to honor atexit execution order:
-  //    http://code.google.com/p/gperftools/issues/detail?id=375
+  //    https://code.google.com/p/gperftools/issues/detail?id=375
   // Since heap-checking before destructors depends on atexit running
   // at the right time, on FreeBSD we always check after, even in the
   // less strict modes.  This just means FreeBSD is always a bit
diff --git a/third_party/gperftools/src/libc_override_osx.h b/third_party/gperftools/src/libc_override_osx.h
index 26923e98..b3d80bc3 100644
--- a/third_party/gperftools/src/libc_override_osx.h
+++ b/third_party/gperftools/src/libc_override_osx.h
@@ -51,8 +51,8 @@
 // is not much better.
 //
 // 3) Registering a new malloc zone avoids all these issues:
-//  http://www.opensource.apple.com/source/Libc/Libc-583/include/malloc/malloc.h
-//  http://www.opensource.apple.com/source/Libc/Libc-583/gen/malloc.c
+//  https://www.opensource.apple.com/source/Libc/Libc-583/include/malloc/malloc.h
+//  https://www.opensource.apple.com/source/Libc/Libc-583/gen/malloc.c
 // If we make tcmalloc the default malloc zone (undocumented but
 // possible) then all new allocs use it, even those in shared
 // libraries.  Allocs done before tcmalloc was installed, or in libs
diff --git a/third_party/gperftools/src/pprof b/third_party/gperftools/src/pprof
index c23299d1..43e71cbc 100755
--- a/third_party/gperftools/src/pprof
+++ b/third_party/gperftools/src/pprof
@@ -165,7 +165,7 @@ pprof [options] <profile>
                          $GROWTH_PAGE, $CONTENTION_PAGE, /pprof/wall,
                          $CENSUSPROFILE_PAGE, or /pprof/filteredprofile.
    For instance:
-     pprof http://myserver.com:80$HEAP_PAGE
+     pprof https://myserver.com:80$HEAP_PAGE
    If /<service> is omitted, the service defaults to $PROFILE_PAGE (cpu profiling).
 pprof --symbols <program>
    Maps addresses to symbol names.  In this mode, stdin should be a
@@ -2320,7 +2320,7 @@ sub SvgJavascript {
   return <<'EOF';
 <script type="text/ecmascript"><![CDATA[
 // SVGPan
-// http://www.cyberz.org/blog/2009/12/08/svgpan-a-javascript-svg-panzoomdrag-library/
+// https://www.vleo.net/blog/2009/12/08/svgpan-a-javascript-svg-panzoomdrag-library/
 // Local modification: if(true || ...) below to force panning, never moving.
 
 /**
diff --git a/third_party/gperftools/src/solaris/libstdc++.la b/third_party/gperftools/src/solaris/libstdc++.la
index 3edf4254..86223728 100644
--- a/third_party/gperftools/src/solaris/libstdc++.la
+++ b/third_party/gperftools/src/solaris/libstdc++.la
@@ -9,12 +9,12 @@
 # due to an apparent bug in the Solaris 10 6/06 release,
 # /usr/sfw/lib/libstdc++.la is empty.  Below is the correct content,
 # according to
-#    http://forum.java.sun.com/thread.jspa?threadID=5073150
+#    https://forum.java.sun.com/thread.jspa?threadID=5073150
 # By passing LDFLAGS='-Lsrc/solaris' to configure, make will pick up
 # this copy of the file rather than the empty copy in /usr/sfw/lib.
 #
 # Also see
-#   http://www.technicalarticles.org/index.php/Compiling_MySQL_5.0_on_Solaris_10
+#   https://www.technicalarticles.org/index.php/Compiling_MySQL_5.0_on_Solaris_10
 #
 # Note: this is for 32-bit systems.  If you have a 64-bit system,
 # uncomment the appropriate dependency_libs line below.
diff --git a/third_party/gperftools/src/stacktrace_instrument-inl.h b/third_party/gperftools/src/stacktrace_instrument-inl.h
index c631765c..c057310b 100755
--- a/third_party/gperftools/src/stacktrace_instrument-inl.h
+++ b/third_party/gperftools/src/stacktrace_instrument-inl.h
@@ -31,7 +31,7 @@
 // ---
 // Author: Jean Lee <xiaoyur347@gmail.com>
 // based on gcc Code-Gen-Options "-finstrument-functions" listed in
-// http://gcc.gnu.org/onlinedocs/gcc/Code-Gen-Options.html .
+// https://gcc.gnu.org/onlinedocs/gcc/Code-Gen-Options.html .
 // Should run configure with CXXFLAGS="-finstrument-functions".
 
 // This file is a backtrace implementation for systems :
diff --git a/third_party/gperftools/src/stacktrace_powerpc-darwin-inl.h b/third_party/gperftools/src/stacktrace_powerpc-darwin-inl.h
index c4c2edbc..26f9bc9d 100644
--- a/third_party/gperftools/src/stacktrace_powerpc-darwin-inl.h
+++ b/third_party/gperftools/src/stacktrace_powerpc-darwin-inl.h
@@ -32,7 +32,7 @@
 // * PowerPC32 ABI: https://www.power.org/documentation/
 // power-architecture-32-bit-abi-supplement-1-0-embeddedlinuxunified/
 // * PowerPC64 ABI:
-// http://www.linux-foundation.org/spec/ELF/ppc64/PPC-elf64abi-1.9.html#STACK
+// https://www.linuxfoundation.org/spec/ELF/ppc64/PPC-elf64abi-1.9.html#STACK
 
 #ifndef BASE_STACKTRACE_POWERPC_INL_H_
 #define BASE_STACKTRACE_POWERPC_INL_H_
diff --git a/third_party/gperftools/src/stacktrace_powerpc-inl.h b/third_party/gperftools/src/stacktrace_powerpc-inl.h
index 811d6cc9..13fda47b 100644
--- a/third_party/gperftools/src/stacktrace_powerpc-inl.h
+++ b/third_party/gperftools/src/stacktrace_powerpc-inl.h
@@ -33,9 +33,9 @@
 //
 // Produce stack trace.  I'm guessing (hoping!) the code is much like
 // for x86.  For apple machines, at least, it seems to be; see
-//    http://developer.apple.com/documentation/mac/runtimehtml/RTArch-59.html
-//    http://www.linux-foundation.org/spec/ELF/ppc64/PPC-elf64abi-1.9.html#STACK
-// Linux has similar code: http://patchwork.ozlabs.org/linuxppc/patch?id=8882
+//    https://docs.developer.apple.com/documentation/mac/runtimehtml/RTArch-59.html
+//    https://www.linuxfoundation.org/spec/ELF/ppc64/PPC-elf64abi-1.9.html#STACK
+// Linux has similar code: https://patchwork.ozlabs.org/linuxppc/patch?id=8882
 
 #ifndef BASE_STACKTRACE_POWERPC_INL_H_
 #define BASE_STACKTRACE_POWERPC_INL_H_
diff --git a/third_party/gperftools/src/stacktrace_powerpc-linux-inl.h b/third_party/gperftools/src/stacktrace_powerpc-linux-inl.h
index 5d16fa12..ec10d6fb 100644
--- a/third_party/gperftools/src/stacktrace_powerpc-linux-inl.h
+++ b/third_party/gperftools/src/stacktrace_powerpc-linux-inl.h
@@ -35,7 +35,7 @@
 // * PowerPC32 ABI: https://www.power.org/documentation/
 // power-architecture-32-bit-abi-supplement-1-0-embeddedlinuxunified/
 // * PowerPC64 ABI:
-// http://www.linux-foundation.org/spec/ELF/ppc64/PPC-elf64abi-1.9.html#STACK
+// https://www.linuxfoundation.org/spec/ELF/ppc64/PPC-elf64abi-1.9.html#STACK
 
 #ifndef BASE_STACKTRACE_POWERPC_INL_H_
 #define BASE_STACKTRACE_POWERPC_INL_H_
diff --git a/third_party/gperftools/src/stacktrace_win32-inl.h b/third_party/gperftools/src/stacktrace_win32-inl.h
index 663e9a5b..a2903ff8 100644
--- a/third_party/gperftools/src/stacktrace_win32-inl.h
+++ b/third_party/gperftools/src/stacktrace_win32-inl.h
@@ -48,7 +48,7 @@
 // server.
 //
 // This code is inspired by a patch from David Vitek:
-//   http://code.google.com/p/gperftools/issues/detail?id=83
+//   https://code.google.com/p/gperftools/issues/detail?id=83
 
 #ifndef BASE_STACKTRACE_WIN32_INL_H_
 #define BASE_STACKTRACE_WIN32_INL_H_
diff --git a/third_party/gperftools/src/system-alloc.cc b/third_party/gperftools/src/system-alloc.cc
index e61c0873..eb23fc47 100755
--- a/third_party/gperftools/src/system-alloc.cc
+++ b/third_party/gperftools/src/system-alloc.cc
@@ -70,7 +70,7 @@
 #endif
 
 // Solaris has a bug where it doesn't declare madvise() for C++.
-//    http://www.opensolaris.org/jive/thread.jspa?threadID=21035&tstart=0
+//    https://www.opensolaris.org/jive/thread.jspa?threadID=21035&tstart=0
 #if defined(__sun) && defined(__SVR4)
 # include <sys/types.h>    // for caddr_t
   extern "C" { extern int madvise(caddr_t, size_t, int); }
@@ -233,8 +233,8 @@ void* SbrkSysAllocator::Alloc(size_t size, size_t *actual_size,
   // wrap around the end of the virtual address space.  (This seems
   // like something sbrk() should check for us, and indeed opensolaris
   // does, but glibc does not:
-  //    http://src.opensolaris.org/source/xref/onnv/onnv-gate/usr/src/lib/libc/port/sys/sbrk.c?a=true
-  //    http://sourceware.org/cgi-bin/cvsweb.cgi/~checkout~/libc/misc/sbrk.c?rev=1.1.2.1&content-type=text/plain&cvsroot=glibc
+  //    https://src.opensolaris.org/source/xref/onnv/onnv-gate/usr/src/lib/libc/port/sys/sbrk.c?a=true
+  //    https://sourceware.org/cgi-bin/cvsweb.cgi/~checkout~/libc/misc/sbrk.c?rev=1.1.2.1&content-type=text/plain&cvsroot=glibc
   // Without this check, sbrk may succeed when it ought to fail.)
   if (reinterpret_cast<intptr_t>(sbrk(0)) + size < size) {
     return NULL;
diff --git a/third_party/gperftools/src/tcmalloc.cc b/third_party/gperftools/src/tcmalloc.cc
index dff3e7dc..aeb1366a 100644
--- a/third_party/gperftools/src/tcmalloc.cc
+++ b/third_party/gperftools/src/tcmalloc.cc
@@ -247,7 +247,7 @@ extern "C" {
       ATTRIBUTE_SECTION(google_malloc);
   // Surprisingly, standard C++ library implementations use a
   // nothrow-delete internally.  See, eg:
-  // http://www.dinkumware.com/manuals/?manual=compleat&page=new.html
+  // https://www.dinkumware.com/manuals/?manual=compleat&page=new.html
   void tc_delete_nothrow(void* ptr, const std::nothrow_t&) __THROW
       ATTRIBUTE_SECTION(google_malloc);
   void tc_deletearray_nothrow(void* ptr, const std::nothrow_t&) __THROW
@@ -1705,7 +1705,7 @@ extern "C" PERFTOOLS_DLL_DECL void* tc_pvalloc(size_t size) __THROW {
   // Round up size to a multiple of pagesize
   if (pagesize == 0) pagesize = getpagesize();
   if (size == 0) {     // pvalloc(0) should allocate one page, according to
-    size = pagesize;   // http://man.free4web.biz/man3/libmpatrol.3.html
+    size = pagesize;   // https://man.free4web.biz/man3/libmpatrol.3.html
   }
   size = (size + pagesize - 1) & ~(pagesize - 1);
   void* result = do_memalign_or_cpp_memalign(pagesize, size);
diff --git a/third_party/gperftools/src/windows/TODO b/third_party/gperftools/src/windows/TODO
index 708ec237..85383ae6 100644
--- a/third_party/gperftools/src/windows/TODO
+++ b/third_party/gperftools/src/windows/TODO
@@ -49,8 +49,8 @@ preserve the semantics of all of these Win32 calls:
    HeapWalk
 
 kernel32.dll export functions and nt.dll export functions:
-   http://www.shorthike.com/svn/trunk/tools_win32/dm/lib/kernel32.def
-   http://undocumented.ntinternals.net/
+   https://www.hugedomains.com/domain_profile.cfm?d=shorthike&e=com
+   https://undocumented.ntinternals.net/
 
 You can edit the executable IAT to have the patching DLL be the
 first one loaded.
@@ -59,11 +59,11 @@ Most complete way to intercept system calls is patch the functions
 (not the IAT).
 
 Microsoft has somee built-in routines for heap-checking:
-   http://support.microsoft.com/kb/268343
+   https://support.microsoft.com/kb/268343
 
 ----
 Itimer replacement:
-   http://msdn2.microsoft.com/en-us/library/ms712713.aspx
+   https://msdn.microsoft.com/en-us/library/ms712713.aspx
 
 ----
 Changes I've had to make to the project file:
diff --git a/third_party/gperftools/src/windows/addr2line-pdb.c b/third_party/gperftools/src/windows/addr2line-pdb.c
index 5c65a035..5d2c47b6 100644
--- a/third_party/gperftools/src/windows/addr2line-pdb.c
+++ b/third_party/gperftools/src/windows/addr2line-pdb.c
@@ -46,7 +46,7 @@
 #include <dbghelp.h>
 
 #define SEARCH_CAP (1024*1024)
-#define WEBSYM "SRV*c:\\websymbols*http://msdl.microsoft.com/download/symbols"
+#define WEBSYM "SRV*c:\\websymbols*https://msdl.microsoft.com/download/symbols"
 
 void usage() {
   fprintf(stderr, "usage: "
diff --git a/third_party/gperftools/src/windows/config.h b/third_party/gperftools/src/windows/config.h
index 99764577..533bafe6 100644
--- a/third_party/gperftools/src/windows/config.h
+++ b/third_party/gperftools/src/windows/config.h
@@ -19,7 +19,7 @@
 /* define this if you are linking tcmalloc statically and overriding the
  * default allocators.
  * For instructions on how to use this mode, see
- * http://groups.google.com/group/google-perftools/browse_thread/thread/41cd3710af85e57b
+ * https://groups.google.com/group/google-perftools/browse_thread/thread/41cd3710af85e57b
  */
 #undef WIN32_OVERRIDE_ALLOCATORS
 
diff --git a/third_party/gperftools/src/windows/get_mangled_names.cc b/third_party/gperftools/src/windows/get_mangled_names.cc
index 08bd03be..f80f46c2 100644
--- a/third_party/gperftools/src/windows/get_mangled_names.cc
+++ b/third_party/gperftools/src/windows/get_mangled_names.cc
@@ -38,9 +38,9 @@
 //
 // It does this by defining these functions with the proper signature.
 // All you need to do is compile this file and the run dumpbin on it.
-// (See http://msdn.microsoft.com/en-us/library/5x49w699.aspx for more
+// (See https://msdn.microsoft.com/en-us/library/5x49w699.aspx for more
 // on dumpbin).  To do this in MSVC, use the MSVC commandline shell:
-//    http://msdn.microsoft.com/en-us/library/ms235639(VS.80).aspx)
+//    https://msdn.microsoft.com/en-us/library/ms235639(VS.80).aspx)
 //
 // The run:
 //    cl /c get_mangled_names.cc
diff --git a/third_party/gperftools/src/windows/nm-pdb.c b/third_party/gperftools/src/windows/nm-pdb.c
index 9beb21de..0a6009a0 100644
--- a/third_party/gperftools/src/windows/nm-pdb.c
+++ b/third_party/gperftools/src/windows/nm-pdb.c
@@ -57,7 +57,7 @@
 //#define VC8_OR_ABOVE
 
 #define SEARCH_CAP (1024*1024)
-#define WEBSYM "SRV*c:\\websymbols*http://msdl.microsoft.com/download/symbols"
+#define WEBSYM "SRV*c:\\websymbols*https://msdl.microsoft.com/download/symbols"
 
 typedef struct {
   char *name;
diff --git a/third_party/gperftools/src/windows/override_functions.cc b/third_party/gperftools/src/windows/override_functions.cc
index e7917d3a..85ed8f1d 100644
--- a/third_party/gperftools/src/windows/override_functions.cc
+++ b/third_party/gperftools/src/windows/override_functions.cc
@@ -38,7 +38,7 @@
 // are required in the VS2005 libcmt in order to link the modified libcmt.
 //
 // See also
-// http://groups.google.com/group/google-perftools/browse_thread/thread/41cd3710af85e57b
+// https://groups.google.com/group/google-perftools/browse_thread/thread/41cd3710af85e57b
 
 #include <config.h>
 
diff --git a/third_party/gperftools/src/windows/patch_functions.cc b/third_party/gperftools/src/windows/patch_functions.cc
index ff1bec72..495e00af 100644
--- a/third_party/gperftools/src/windows/patch_functions.cc
+++ b/third_party/gperftools/src/windows/patch_functions.cc
@@ -152,7 +152,7 @@ class LibcInfo {
 
   bool patched() const { return is_valid(); }
   void set_is_valid(bool b) { is_valid_ = b; }
-  // According to http://msdn.microsoft.com/en-us/library/ms684229(VS.85).aspx:
+  // According to https://msdn.microsoft.com/en-us/library/ms684229(VS.85).aspx:
   // "The load address of a module (lpBaseOfDll) is the same as the HMODULE
   // value."
   HMODULE hmodule() const {
diff --git a/third_party/gperftools/src/windows/port.cc b/third_party/gperftools/src/windows/port.cc
index 76224a23..8df43071 100644
--- a/third_party/gperftools/src/windows/port.cc
+++ b/third_party/gperftools/src/windows/port.cc
@@ -85,7 +85,7 @@ extern "C" PERFTOOLS_DLL_DECL void WriteToStderr(const char* buf, int len) {
 
 // Windows doesn't support pthread_key_create's destr_function, and in
 // fact it's a bit tricky to get code to run when a thread exits.  This
-// is cargo-cult magic from http://www.codeproject.com/threads/tls.asp.
+// is cargo-cult magic from https://www.codeproject.com/threads/tls.asp.
 // This code is for VC++ 7.1 and later; VC++ 6.0 support is possible
 // but more busy-work -- see the webpage for how to do it.  If all
 // this fails, we could use DllMain instead.  The big problem with
diff --git a/third_party/gperftools/src/windows/port.h b/third_party/gperftools/src/windows/port.h
index 0af6ea74..b1ea5228 100644
--- a/third_party/gperftools/src/windows/port.h
+++ b/third_party/gperftools/src/windows/port.h
@@ -35,7 +35,7 @@
  * easier to compile this code under VC++.
  *
  * Several of these are taken from glib:
- *    http://developer.gnome.org/doc/API/glib/glib-windows-compatability-functions.html
+ *    https://developer.gnome.org/doc/API/glib/glib-windows-compatability-functions.html
  */
 
 #ifndef GOOGLE_BASE_WINDOWS_H_
@@ -237,7 +237,7 @@ class SpinLock {
   // Used in assertion checks: assert(lock.IsHeld()) (see base/spinlock.h).
   inline bool IsHeld() const {
     // This works, but probes undocumented internals, so I've commented it out.
-    // c.f. http://msdn.microsoft.com/msdnmag/issues/03/12/CriticalSections/
+    // c.f. https://msdn.microsoft.com/msdnmag/issues/03/12/CriticalSections/
     //return mutex_.LockCount>=0 && mutex_.OwningThread==GetCurrentThreadId();
     return true;
   }
diff --git a/third_party/gperftools/test-driver b/third_party/gperftools/test-driver
index d3060566..de019cac 100755
--- a/third_party/gperftools/test-driver
+++ b/third_party/gperftools/test-driver
@@ -16,7 +16,7 @@ scriptversion=2013-07-13.22; # UTC
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a
diff --git a/third_party/iwyu/README.md b/third_party/iwyu/README.md
index 5b9ddd9f..7d5d27e9 100644
--- a/third_party/iwyu/README.md
+++ b/third_party/iwyu/README.md
@@ -44,7 +44,7 @@ emerge --ask dev-util/include-what-you-use
 ```
 
 ### MacOS X
-If you are using [Homebrew](http://brew.sh/) to manage packages on your Mac,
+If you are using [Homebrew](https://brew.sh/) to manage packages on your Mac,
 the easiest way to install is by using using the recipe at
 [jasonmp85/homebrew-iwyu](https://github.com/jasonmp85/homebrew-iwyu)
 
@@ -55,11 +55,11 @@ brew install iwyu
 
 If you're not using homebrew, there is a pre-built IWYU binary for Mac
 available at the
-[project download page](http://include-what-you-use.org/downloads/).
+[project download page](https://include-what-you-use.org/downloads/).
 
 ### Other Operating Systems
 There are prebuilt IWYU binaries available on the
-[project download page](http://include-what-you-use.org/downloads/) for Ubuntu
+[project download page](https://include-what-you-use.org/downloads/) for Ubuntu
 Linux, Mac OS X, and FreeBSD (all on x86-64) and Win32. If your OS/Arch doesn't
 have prebuilt binaries available, you will have to download the source from
 that page and compile it against LLVM yourself.
diff --git a/third_party/linenoise/linenoise.c b/third_party/linenoise/linenoise.c
index 071dab55..20c71330 100644
--- a/third_party/linenoise/linenoise.c
+++ b/third_party/linenoise/linenoise.c
@@ -3,7 +3,7 @@
  *
  * You can find the latest source code at:
  *
- *   http://github.com/antirez/linenoise
+ *   https://github.com/antirez/linenoise
  *
  * Does a number of crazy assumptions that happen to be true in 99.9999% of
  * the 2010 UNIX computers around.
@@ -41,7 +41,7 @@
  * ------------------------------------------------------------------------
  *
  * References:
- * - http://invisible-island.net/xterm/ctlseqs/ctlseqs.html
+ * - https://invisible-island.net/xterm/ctlseqs/ctlseqs.html
  * - http://www.3waylabs.com/nw/WWW/products/wizcon/vt220.html
  *
  * Todo list:
diff --git a/third_party/tmb/third_party/gflags/CMakeLists.txt b/third_party/tmb/third_party/gflags/CMakeLists.txt
index 54b5c358..8035e109 100644
--- a/third_party/tmb/third_party/gflags/CMakeLists.txt
+++ b/third_party/tmb/third_party/gflags/CMakeLists.txt
@@ -22,7 +22,7 @@ if (CMAKE_VERSION VERSION_LESS 100)
   # C language still needed because the following required CMake modules
   # (or their dependencies, respectively) are not correctly handling
   # the case where only CXX is enabled.
-  # - CheckTypeSize.cmake (fixed in CMake 3.1, cf. http://www.cmake.org/Bug/view.php?id=14056)
+  # - CheckTypeSize.cmake (fixed in CMake 3.1, cf. https://www.cmake.org/Bug/view.php?id=14056)
   # - FindThreads.cmake (--> CheckIncludeFiles.cmake <--)
   enable_language (C)
 endif ()
@@ -435,7 +435,7 @@ if (BUILD_PACKAGING)
   # RPM package information -- used in cmake/package.cmake.in also for DEB
   set (CPACK_RPM_PACKAGE_GROUP   "Development/Libraries")
   set (CPACK_RPM_PACKAGE_LICENSE "BSD")
-  set (CPACK_RPM_PACKAGE_URL     "http://schuhschuh.github.com/gflags")
+  set (CPACK_RPM_PACKAGE_URL     "https://schuhschuh.github.com/gflags")
   set (CPACK_RPM_CHANGELOG_FILE  "${CMAKE_CURRENT_LIST_DIR}/ChangeLog.txt")
 
   if (INSTALL_HEADERS)
diff --git a/third_party/tmb/third_party/gflags/INSTALL.md b/third_party/tmb/third_party/gflags/INSTALL.md
index d054193d..79c5c09a 100644
--- a/third_party/tmb/third_party/gflags/INSTALL.md
+++ b/third_party/tmb/third_party/gflags/INSTALL.md
@@ -14,7 +14,7 @@ following command:
 Compiling the source code
 =========================
 
-The build system of gflags is since version 2.1 based on [CMake](http://cmake.org).
+The build system of gflags is since version 2.1 based on [CMake](https://cmake.org).
 The common steps to build, test, and install software are therefore:
 
 1. Extract source files.
diff --git a/third_party/tmb/third_party/gflags/README.md b/third_party/tmb/third_party/gflags/README.md
index 640e436c..dea3fc2c 100644
--- a/third_party/tmb/third_party/gflags/README.md
+++ b/third_party/tmb/third_party/gflags/README.md
@@ -50,7 +50,7 @@ When fixing an issue for a pull request through either of these hosting
 platforms, please reference the issue number as
 [described here](https://code.google.com/p/support/wiki/IssueTracker#Integration_with_version_control).
 For the further development, I am following the
-[Git branching model](http://nvie.com/posts/a-successful-git-branching-model/)
+[Git branching model](https://nvie.com/posts/a-successful-git-branching-model/)
 with feature branch names prefixed by "feature/" and bugfix branch names
 prefixed by "bugfix/", respectively.
 
@@ -76,7 +76,7 @@ More than a year has past since I (Andreas) took over the maintenance for
 To get more involved and stimulate participation in the further
 development of the library, I moved the project source code today to
 [GitHub](https://github.com/schuhschuh/gflags).
-I believe that the strengths of [Git](http://git-scm.com/) will allow for better community collaboration
+I believe that the strengths of [Git](https://git-scm.com/) will allow for better community collaboration
 as well as ease the integration of changes made by others. I encourage everyone
 who would like to contribute to send me pull requests.
 Git's lightweight feature branches will also provide the right tool for more
@@ -95,7 +95,7 @@ Please continue to report any issues with gflags on Google Code. The GitHub proj
 only be used to host the Git repository.
 
 One major change of the project structure I have in mind for the next weeks
-is the migration from autotools to [CMake](http://www.cmake.org/).
+is the migration from autotools to [CMake](https://www.cmake.org/).
 Check out the (unstable!)
 [cmake-migration](https://github.com/schuhschuh/gflags/tree/cmake-migration)
 branch on GitHub for details.
@@ -192,7 +192,7 @@ all tests pass.  I **really** never thought non-unix-y Windows folks
 would want gflags, but at least some of them do.
 
 The major news, though, is that I've separated out the python package
-into its own library, [python-gflags](http://code.google.com/p/python-gflags).
+into its own library, [python-gflags](https://code.google.com/p/python-gflags).
 If you're interested in the Python version of gflags, that's the place to
 get it now.
 
diff --git a/third_party/tmb/third_party/gflags/cmake/package.cmake.in b/third_party/tmb/third_party/gflags/cmake/package.cmake.in
index aaec7925..5e7ac001 100644
--- a/third_party/tmb/third_party/gflags/cmake/package.cmake.in
+++ b/third_party/tmb/third_party/gflags/cmake/package.cmake.in
@@ -1,5 +1,5 @@
 # Per-generator CPack configuration file. See CPACK_PROJECT_CONFIG_FILE documented at
-# http://www.cmake.org/cmake/help/v2.8.12/cpack.html#variable:CPACK_PROJECT_CONFIG_FILE
+# https://www.cmake.org/cmake/help/v2.8.12/cpack.html#variable:CPACK_PROJECT_CONFIG_FILE
 #
 # All common CPACK_* variables are set in CMakeLists.txt already. This file only
 # overrides some of these to provide package generator specific settings.
diff --git a/third_party/tmb/third_party/gflags/cmake/version.cmake.in b/third_party/tmb/third_party/gflags/cmake/version.cmake.in
index 1e1af050..e23bd503 100644
--- a/third_party/tmb/third_party/gflags/cmake/version.cmake.in
+++ b/third_party/tmb/third_party/gflags/cmake/version.cmake.in
@@ -8,7 +8,7 @@ set (PACKAGE_VERSION "@PACKAGE_VERSION@")
 # check compatibility
 
 # Perform compatibility check here using the input CMake variables.
-# See example in http://www.cmake.org/Wiki/CMake_2.6_Notes.
+# See example in https://www.cmake.org/Wiki/CMake_2.6_Notes.
 
 set (PACKAGE_VERSION_COMPATIBLE TRUE)
 set (PACKAGE_VERSION_UNSUITABLE FALSE)
diff --git a/third_party/tmb/third_party/gflags/doc/index.html b/third_party/tmb/third_party/gflags/doc/index.html
index 3a667139..218ddff4 100644
--- a/third_party/tmb/third_party/gflags/doc/index.html
+++ b/third_party/tmb/third_party/gflags/doc/index.html
@@ -93,7 +93,7 @@ <h2> <A NAME=intro>Introduction, and Comparison to Other Commandline
 
 <h2> <A name=cmake>Finding and Linking to gflags </A> using CMake</h2>
 
-<p> Using gflags within a project which uses <A href="http://www.cmake.org">CMake</A> for its build system is easy. Therefore, simply add the following CMake code to your <code>CMakeLists.txt</code> file.
+<p> Using gflags within a project which uses <A href="https://www.cmake.org">CMake</A> for its build system is easy. Therefore, simply add the following CMake code to your <code>CMakeLists.txt</code> file.
 
 <pre>
    find_package (gflags REQUIRED)
diff --git a/third_party/tmb/third_party/gflags/src/gflags.h.in b/third_party/tmb/third_party/gflags/src/gflags.h.in
index 0324d390..08b1a1be 100644
--- a/third_party/tmb/third_party/gflags/src/gflags.h.in
+++ b/third_party/tmb/third_party/gflags/src/gflags.h.in
@@ -546,7 +546,7 @@ inline clstring* dont_pass0toDEFINE_string(char *stringspot,
 // great together!
 // The weird 'using' + 'extern' inside the fLS namespace is to work around
 // an unknown compiler bug/issue with the gcc 4.2.1 on SUSE 10.  See
-//    http://code.google.com/p/google-gflags/issues/detail?id=20
+//    https://code.google.com/p/google-gflags/issues/detail?id=20
 #define DEFINE_string(name, val, txt)                                       \
   namespace fLS {                                                           \
     using ::fLS::clstring;                                                  \
diff --git a/third_party/tmb/third_party/gflags/src/mutex.h b/third_party/tmb/third_party/gflags/src/mutex.h
index 0bdd9d5f..0f5fef6c 100644
--- a/third_party/tmb/third_party/gflags/src/mutex.h
+++ b/third_party/tmb/third_party/gflags/src/mutex.h
@@ -51,7 +51,7 @@
 // in the code below.
 //
 // CYGWIN NOTE: Cygwin support for rwlock seems to be buggy:
-//    http://www.cygwin.com/ml/cygwin/2008-12/msg00017.html
+//    https://www.cygwin.com/ml/cygwin/2008-12/msg00017.html
 // Because of that, we might as well use windows locks for
 // cygwin.  They seem to be more reliable than the cygwin pthreads layer.
 //
diff --git a/third_party/tmb/third_party/gflags/src/windows_port.h b/third_party/tmb/third_party/gflags/src/windows_port.h
index c8ff24f8..e5281c98 100644
--- a/third_party/tmb/third_party/gflags/src/windows_port.h
+++ b/third_party/tmb/third_party/gflags/src/windows_port.h
@@ -34,7 +34,7 @@
  * easier to compile this code under VC++.
  *
  * Several of these are taken from glib:
- *    http://developer.gnome.org/doc/API/glib/glib-windows-compatability-functions.html
+ *    https://developer.gnome.org/doc/API/glib/glib-windows-compatability-functions.html
  */
 
 #ifndef GFLAGS_WINDOWS_PORT_H_
@@ -80,7 +80,7 @@ inline void setenv(const char* name, const char* value, int) {
   // We handle this by setting it to "0" and the NUL-ing out the \0.
   // That is, we putenv("FOO=0") and then find out where in memory the
   // putenv wrote "FOO=0", and change it in-place to "FOO=\0".
-  // c.f. http://svn.apache.org/viewvc/stdcxx/trunk/tests/src/environ.cpp?r1=611451&r2=637508&pathrev=637508
+  // c.f. https://svn.apache.org/viewvc/stdcxx/trunk/tests/src/environ.cpp?r1=611451&r2=637508&pathrev=637508
   static const char* const kFakeZero = "0";
   if (*value == '\0')
     value = kFakeZero;
diff --git a/third_party/tmb/third_party/gflags/test/gflags_unittest.cc b/third_party/tmb/third_party/gflags/test/gflags_unittest.cc
index 80f7398a..4be945c9 100644
--- a/third_party/tmb/third_party/gflags/test/gflags_unittest.cc
+++ b/third_party/tmb/third_party/gflags/test/gflags_unittest.cc
@@ -535,7 +535,7 @@ TEST(SetFlagValueTest, OrdinaryValues) {
 
 // Tests that flags can be set to exceptional values.
 // Note: apparently MINGW doesn't parse inf and nan correctly:
-//    http://www.mail-archive.com/bug-gnulib@gnu.org/msg09573.html
+//    https://www.mail-archive.com/bug-gnulib@gnu.org/msg09573.html
 // This url says FreeBSD also has a problem, but I didn't see that.
 TEST(SetFlagValueTest, ExceptionalValues) {
 #if defined(isinf) && !defined(__MINGW32__)
diff --git a/third_party/tmb/third_party/gtest/README b/third_party/tmb/third_party/gtest/README
index 26f35a84..c77782f9 100644
--- a/third_party/tmb/third_party/gtest/README
+++ b/third_party/tmb/third_party/gtest/README
@@ -1,7 +1,7 @@
 Google C++ Testing Framework
 ============================
 
-http://code.google.com/p/googletest/
+https://code.google.com/p/googletest/
 
 Overview
 --------
@@ -85,7 +85,7 @@ formats are provided, but the only difference is the tools used to
 manipulate them, and the size of the resulting file.  Download
 whichever you are most comfortable with.
 
-  [1] http://code.google.com/p/googletest/downloads/list
+  [1] https://code.google.com/p/googletest/downloads/list
 
 Once the package is downloaded, expand it using whichever tools you
 prefer for that type.  This will result in a new directory with the
@@ -101,7 +101,7 @@ some examples on Linux:
 To check out the main branch (also known as the "trunk") of Google
 Test, run the following Subversion command:
 
-  svn checkout http://googletest.googlecode.com/svn/trunk/ gtest-svn
+  svn checkout https://googletest.googlecode.com/svn/trunk/ gtest-svn
 
 Setting up the Build
 --------------------
@@ -159,7 +159,7 @@ it.
 Google Test comes with a CMake build script (CMakeLists.txt) that can
 be used on a wide range of platforms ("C" stands for cross-platofrm.).
 If you don't have CMake installed already, you can download it for
-free from http://www.cmake.org/.
+free from https://www.cmake.org/.
 
 CMake works by generating native makefiles or build projects that can
 be used in the compiler environment of your choice.  The typical
@@ -226,7 +226,7 @@ above, you need to either:
    of MacOS X.
  * Install an SDK for an earlier version. This doesn't appear to be
    supported by Apple, but has been reported to work
-   (http://stackoverflow.com/questions/5378518).
+   (https://stackoverflow.com/questions/5378518).
 
 Tweaking Google Test
 --------------------
@@ -316,7 +316,7 @@ to the compiler flags.
 Note: while the above steps aren't technically necessary today when
 using some compilers (e.g. GCC), they may become necessary in the
 future, if we decide to improve the speed of loading the library (see
-http://gcc.gnu.org/wiki/Visibility for details).  Therefore you are
+https://gcc.gnu.org/wiki/Visibility for details).  Therefore you are
 recommended to always add the above flags when using Google Test as a
 shared library.  Otherwise a future release of Google Test may break
 your build script.
@@ -421,7 +421,7 @@ corresponding .pump files instead and run the pump.py Python script to
 regenerate them.  You can find pump.py in the scripts/ directory.
 Read the Pump manual [2] for how to use it.
 
-  [2] http://code.google.com/p/googletest/wiki/PumpManual
+  [2] https://code.google.com/p/googletest/wiki/PumpManual
 
 ### Contributing a Patch ###
 
@@ -430,6 +430,6 @@ for how you can contribute.  In particular, make sure you have signed
 the Contributor License Agreement, or we won't be able to accept the
 patch.
 
-  [3] http://code.google.com/p/googletest/wiki/GoogleTestDevGuide
+  [3] https://code.google.com/p/googletest/wiki/GoogleTestDevGuide
 
 Happy testing!
diff --git a/third_party/tmb/third_party/gtest/build-aux/config.guess b/third_party/tmb/third_party/gtest/build-aux/config.guess
index d622a44e..77b2a353 100755
--- a/third_party/tmb/third_party/gtest/build-aux/config.guess
+++ b/third_party/tmb/third_party/gtest/build-aux/config.guess
@@ -17,7 +17,7 @@ timestamp='2012-02-10'
 # General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# along with this program; if not, see <https://www.gnu.org/licenses/>.
 #
 # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a
@@ -34,7 +34,7 @@ timestamp='2012-02-10'
 # exits with 0.  Otherwise, it exits with 1.
 #
 # You can get the latest version of this script from:
-# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD
+# https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD
 
 me=`echo "$0" | sed -e 's,.*/,,'`
 
@@ -1488,9 +1488,9 @@ This script, last modified $timestamp, has failed to recognize
 the operating system you are using. It is advised that you
 download the most up to date version of the config scripts from
 
-  http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD
+  https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.guess;hb=HEAD
 and
-  http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD
+  https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD
 
 If the version you run ($0) is already up to date, please
 send the following data and any information you think might be
diff --git a/third_party/tmb/third_party/gtest/build-aux/config.sub b/third_party/tmb/third_party/gtest/build-aux/config.sub
index c894da45..d8f67f59 100755
--- a/third_party/tmb/third_party/gtest/build-aux/config.sub
+++ b/third_party/tmb/third_party/gtest/build-aux/config.sub
@@ -21,7 +21,7 @@ timestamp='2012-02-10'
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
-# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# along with this program; if not, see <https://www.gnu.org/licenses/>.
 #
 # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a
@@ -38,7 +38,7 @@ timestamp='2012-02-10'
 # Otherwise, we print the canonical config type on stdout and succeed.
 
 # You can get the latest version of this script from:
-# http://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD
+# https://git.savannah.gnu.org/gitweb/?p=config.git;a=blob_plain;f=config.sub;hb=HEAD
 
 # This file is supposed to be the same for all GNU packages
 # and recognize all the CPU types, system types and aliases
diff --git a/third_party/tmb/third_party/gtest/build-aux/depcomp b/third_party/tmb/third_party/gtest/build-aux/depcomp
index bd0ac089..d322fda1 100755
--- a/third_party/tmb/third_party/gtest/build-aux/depcomp
+++ b/third_party/tmb/third_party/gtest/build-aux/depcomp
@@ -17,7 +17,7 @@ scriptversion=2011-12-04.11; # UTC
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a
diff --git a/third_party/tmb/third_party/gtest/build-aux/missing b/third_party/tmb/third_party/gtest/build-aux/missing
index 86a8fc31..1e7f3ca9 100755
--- a/third_party/tmb/third_party/gtest/build-aux/missing
+++ b/third_party/tmb/third_party/gtest/build-aux/missing
@@ -18,7 +18,7 @@ scriptversion=2012-01-06.13; # UTC
 # GNU General Public License for more details.
 
 # You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 # As a special exception to the GNU General Public License, if you
 # distribute this file as part of a program that contains a
diff --git a/third_party/tmb/third_party/gtest/cmake/internal_utils.cmake b/third_party/tmb/third_party/gtest/cmake/internal_utils.cmake
index 8cb21894..3eef3a8c 100644
--- a/third_party/tmb/third_party/gtest/cmake/internal_utils.cmake
+++ b/third_party/tmb/third_party/gtest/cmake/internal_utils.cmake
@@ -20,7 +20,7 @@ macro(fix_default_compiler_settings_)
   if (MSVC)
     # For MSVC, CMake sets certain flags to defaults we want to override.
     # This replacement code is taken from sample in the CMake Wiki at
-    # http://www.cmake.org/Wiki/CMake_FAQ#Dynamic_Replace.
+    # https://www.cmake.org/Wiki/CMake_FAQ#Dynamic_Replace.
     foreach (flag_var
              CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE
              CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO)
diff --git a/third_party/tmb/third_party/gtest/codegear/gtest_all.cc b/third_party/tmb/third_party/gtest/codegear/gtest_all.cc
index ba7ad68a..8bd85983 100644
--- a/third_party/tmb/third_party/gtest/codegear/gtest_all.cc
+++ b/third_party/tmb/third_party/gtest/codegear/gtest_all.cc
@@ -32,7 +32,7 @@
 // Google C++ Testing Framework (Google Test)
 //
 // C++Builder's IDE cannot build a static library from files with hyphens
-// in their name.  See http://qc.codegear.com/wc/qcmain.aspx?d=70977 .
+// in their name.  See https://qc.codegear.com/wc/qcmain.aspx?d=70977 .
 // This file serves as a workaround.
 
 #include "src/gtest-all.cc"
diff --git a/third_party/tmb/third_party/gtest/configure b/third_party/tmb/third_party/gtest/configure
index 582a9a05..db6e5f91 100755
--- a/third_party/tmb/third_party/gtest/configure
+++ b/third_party/tmb/third_party/gtest/configure
@@ -17429,7 +17429,7 @@ $as_echo X"$file" |
 #
 # You should have received a copy of the GNU General Public License
 # along with GNU Libtool; see the file COPYING.  If not, a copy
-# can be downloaded from http://www.gnu.org/licenses/gpl.html, or
+# can be downloaded from https://www.gnu.org/licenses/gpl.html, or
 # obtained by writing to the Free Software Foundation, Inc.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 
diff --git a/third_party/tmb/third_party/gtest/fused-src/gtest/gtest-all.cc b/third_party/tmb/third_party/gtest/fused-src/gtest/gtest-all.cc
index a9a03b2e..d85155f5 100644
--- a/third_party/tmb/third_party/gtest/fused-src/gtest/gtest-all.cc
+++ b/third_party/tmb/third_party/gtest/fused-src/gtest/gtest-all.cc
@@ -720,7 +720,7 @@ void ShuffleRange(internal::Random* random, int begin, int end,
       << begin << ", " << size << "].";
 
   // Fisher-Yates shuffle, from
-  // http://en.wikipedia.org/wiki/Fisher-Yates_shuffle
+  // https://en.wikipedia.org/wiki/Fisher-Yates_shuffle
   for (int range_width = end - begin; range_width >= 2; range_width--) {
     const int last_in_range = begin + range_width - 1;
     const int selected = begin + random->Generate(range_width);
@@ -2001,7 +2001,7 @@ int UnitTestOptions::GTestShouldProcessSEH(DWORD exception_code) {
   //      apparently).
   //
   // SEH exception code for C++ exceptions.
-  // (see http://support.microsoft.com/kb/185294 for more information).
+  // (see https://support.microsoft.com/kb/185294 for more information).
   const DWORD kCxxExceptionCode = 0xe06d7363;
 
   bool should_handle = true;
@@ -2264,7 +2264,7 @@ std::string UnitTestImpl::CurrentOsStackTraceExceptTop(int skip_count) {
 TimeInMillis GetTimeInMillis() {
 #if GTEST_OS_WINDOWS_MOBILE || defined(__BORLANDC__)
   // Difference between 1970-01-01 and 1601-01-01 in milliseconds.
-  // http://analogous.blogspot.com/2005/04/epoch.html
+  // https://analogous.blogspot.com/2005/04/epoch.html
   const TimeInMillis kJavaEpochToWinFileTimeDelta =
     static_cast<TimeInMillis>(116444736UL) * 100000UL;
   const DWORD kTenthMicrosInMilliSecond = 10000;
@@ -5934,7 +5934,7 @@ bool ShouldRunTestOnShard(int total_shards, int shard_index, int test_id) {
 // each TestCase and TestInfo object.
 // If shard_tests == true, further filters tests based on sharding
 // variables in the environment - see
-// http://code.google.com/p/googletest/wiki/GoogleTestAdvancedGuide.
+// https://code.google.com/p/googletest/wiki/GoogleTestAdvancedGuide.
 // Returns the number of tests that should run.
 int UnitTestImpl::FilterTests(ReactionToSharding shard_tests) {
   const Int32 total_shards = shard_tests == HONOR_SHARDING_PROTOCOL ?
@@ -7217,7 +7217,7 @@ DeathTest::TestRole WindowsDeathTest::AssumeRole() {
       StreamableToString(static_cast<unsigned int>(::GetCurrentProcessId())) +
       // size_t has the same width as pointers on both 32-bit and 64-bit
       // Windows platforms.
-      // See http://msdn.microsoft.com/en-us/library/tcxf1dw6.aspx.
+      // See https://msdn.microsoft.com/en-us/library/tcxf1dw6.aspx.
       "|" + StreamableToString(reinterpret_cast<size_t>(write_handle)) +
       "|" + StreamableToString(reinterpret_cast<size_t>(event_handle_.Get()));
 
diff --git a/third_party/tmb/third_party/gtest/fused-src/gtest/gtest.h b/third_party/tmb/third_party/gtest/fused-src/gtest/gtest.h
index 4f3804f7..b88d6539 100644
--- a/third_party/tmb/third_party/gtest/fused-src/gtest/gtest.h
+++ b/third_party/tmb/third_party/gtest/fused-src/gtest/gtest.h
@@ -313,7 +313,7 @@
 #define GTEST_FLAG_PREFIX_DASH_ "gtest-"
 #define GTEST_FLAG_PREFIX_UPPER_ "GTEST_"
 #define GTEST_NAME_ "Google Test"
-#define GTEST_PROJECT_URL_ "http://code.google.com/p/googletest/"
+#define GTEST_PROJECT_URL_ "https://code.google.com/p/googletest/"
 
 // Determines the version of gcc that is used to compile this.
 #ifdef __GNUC__
@@ -1712,7 +1712,7 @@ using ::std::tuple_size;
 // Determines whether clone(2) is supported.
 // Usually it will only be available on Linux, excluding
 // Linux on the Itanium architecture.
-// Also see http://linux.die.net/man/2/clone.
+// Also see https://linux.die.net/man/2/clone.
 #ifndef GTEST_HAS_CLONE
 // The user didn't tell us, so we need to figure it out.
 
@@ -7029,7 +7029,7 @@ struct TypeList<Types<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13,
 //
 // will result in the token foo__LINE__, instead of foo followed by
 // the current line number.  For more details, see
-// http://www.parashift.com/c++-faq-lite/misc-technical-issues.html#faq-39.6
+// https://www.parashift.com/c++-faq-lite/misc-technical-issues.html#faq-39.6
 #define GTEST_CONCAT_TOKEN_(foo, bar) GTEST_CONCAT_TOKEN_IMPL_(foo, bar)
 #define GTEST_CONCAT_TOKEN_IMPL_(foo, bar) foo ## bar
 
@@ -7183,7 +7183,7 @@ GTEST_API_ std::string GetBoolAssertionFailureMessage(
 //   For double, there are 11 exponent bits and 52 fraction bits.
 //
 //   More details can be found at
-//   http://en.wikipedia.org/wiki/IEEE_floating-point_standard.
+//   https://en.wikipedia.org/wiki/IEEE_floating-point_standard.
 //
 // Template parameter:
 //
@@ -7228,7 +7228,7 @@ class FloatingPoint {
   // bits.  Therefore, 4 should be enough for ordinary use.
   //
   // See the following article for more details on ULP:
-  // http://randomascii.wordpress.com/2012/02/25/comparing-floating-point-numbers-2012-edition/
+  // https://randomascii.wordpress.com/2012/02/25/comparing-floating-point-numbers-2012-edition/
   static const size_t kMaxUlps = 4;
 
   // Constructs a FloatingPoint from a raw floating-point number.
@@ -7314,7 +7314,7 @@ class FloatingPoint {
   //   N - 1  (the biggest number representable using
   //          sign-and-magnitude) is represented by 2N - 1.
   //
-  // Read http://en.wikipedia.org/wiki/Signed_number_representations
+  // Read https://en.wikipedia.org/wiki/Signed_number_representations
   // for more details on signed number representations.
   static Bits SignAndMagnitudeToBiased(const Bits &sam) {
     if (kSignBitMask & sam) {
diff --git a/third_party/tmb/third_party/gtest/include/gtest/internal/gtest-internal.h b/third_party/tmb/third_party/gtest/include/gtest/internal/gtest-internal.h
index 0dcc3a31..f99d9296 100644
--- a/third_party/tmb/third_party/gtest/include/gtest/internal/gtest-internal.h
+++ b/third_party/tmb/third_party/gtest/include/gtest/internal/gtest-internal.h
@@ -69,7 +69,7 @@
 //
 // will result in the token foo__LINE__, instead of foo followed by
 // the current line number.  For more details, see
-// http://www.parashift.com/c++-faq-lite/misc-technical-issues.html#faq-39.6
+// https://www.parashift.com/c++-faq-lite/misc-technical-issues.html#faq-39.6
 #define GTEST_CONCAT_TOKEN_(foo, bar) GTEST_CONCAT_TOKEN_IMPL_(foo, bar)
 #define GTEST_CONCAT_TOKEN_IMPL_(foo, bar) foo ## bar
 
@@ -223,7 +223,7 @@ GTEST_API_ std::string GetBoolAssertionFailureMessage(
 //   For double, there are 11 exponent bits and 52 fraction bits.
 //
 //   More details can be found at
-//   http://en.wikipedia.org/wiki/IEEE_floating-point_standard.
+//   https://en.wikipedia.org/wiki/IEEE_floating-point_standard.
 //
 // Template parameter:
 //
@@ -268,7 +268,7 @@ class FloatingPoint {
   // bits.  Therefore, 4 should be enough for ordinary use.
   //
   // See the following article for more details on ULP:
-  // http://randomascii.wordpress.com/2012/02/25/comparing-floating-point-numbers-2012-edition/
+  // https://randomascii.wordpress.com/2012/02/25/comparing-floating-point-numbers-2012-edition/
   static const size_t kMaxUlps = 4;
 
   // Constructs a FloatingPoint from a raw floating-point number.
@@ -354,7 +354,7 @@ class FloatingPoint {
   //   N - 1  (the biggest number representable using
   //          sign-and-magnitude) is represented by 2N - 1.
   //
-  // Read http://en.wikipedia.org/wiki/Signed_number_representations
+  // Read https://en.wikipedia.org/wiki/Signed_number_representations
   // for more details on signed number representations.
   static Bits SignAndMagnitudeToBiased(const Bits &sam) {
     if (kSignBitMask & sam) {
diff --git a/third_party/tmb/third_party/gtest/include/gtest/internal/gtest-port.h b/third_party/tmb/third_party/gtest/include/gtest/internal/gtest-port.h
index dc4fe0cb..a2956372 100644
--- a/third_party/tmb/third_party/gtest/include/gtest/internal/gtest-port.h
+++ b/third_party/tmb/third_party/gtest/include/gtest/internal/gtest-port.h
@@ -217,7 +217,7 @@
 #define GTEST_FLAG_PREFIX_DASH_ "gtest-"
 #define GTEST_FLAG_PREFIX_UPPER_ "GTEST_"
 #define GTEST_NAME_ "Google Test"
-#define GTEST_PROJECT_URL_ "http://code.google.com/p/googletest/"
+#define GTEST_PROJECT_URL_ "https://code.google.com/p/googletest/"
 
 // Determines the version of gcc that is used to compile this.
 #ifdef __GNUC__
@@ -605,7 +605,7 @@ using ::std::tuple_size;
 // Determines whether clone(2) is supported.
 // Usually it will only be available on Linux, excluding
 // Linux on the Itanium architecture.
-// Also see http://linux.die.net/man/2/clone.
+// Also see https://linux.die.net/man/2/clone.
 #ifndef GTEST_HAS_CLONE
 // The user didn't tell us, so we need to figure it out.
 
diff --git a/third_party/tmb/third_party/gtest/m4/acx_pthread.m4 b/third_party/tmb/third_party/gtest/m4/acx_pthread.m4
index 2cf20de1..4ed92c92 100644
--- a/third_party/tmb/third_party/gtest/m4/acx_pthread.m4
+++ b/third_party/tmb/third_party/gtest/m4/acx_pthread.m4
@@ -1,7 +1,7 @@
 # This was retrieved from
-#    http://svn.0pointer.de/viewvc/trunk/common/acx_pthread.m4?revision=1277&root=avahi
+#    http://0pointer.net/?revision=1277&root=avahi
 # See also (perhaps for new versions?)
-#    http://svn.0pointer.de/viewvc/trunk/common/acx_pthread.m4?root=avahi
+#    http://0pointer.net/?root=avahi
 #
 # We've rewritten the inconsistency check code (from avahi), to work
 # more broadly.  In particular, it no longer assumes ld accepts -zdefs.
diff --git a/third_party/tmb/third_party/gtest/m4/libtool.m4 b/third_party/tmb/third_party/gtest/m4/libtool.m4
index 828104cf..3ae358ba 100644
--- a/third_party/tmb/third_party/gtest/m4/libtool.m4
+++ b/third_party/tmb/third_party/gtest/m4/libtool.m4
@@ -34,7 +34,7 @@ m4_define([_LT_COPYING], [dnl
 #
 # You should have received a copy of the GNU General Public License
 # along with GNU Libtool; see the file COPYING.  If not, a copy
-# can be downloaded from http://www.gnu.org/licenses/gpl.html, or
+# can be downloaded from https://www.gnu.org/licenses/gpl.html, or
 # obtained by writing to the Free Software Foundation, Inc.,
 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 ])
diff --git a/third_party/tmb/third_party/gtest/scripts/fuse_gtest_files.py b/third_party/tmb/third_party/gtest/scripts/fuse_gtest_files.py
index 57ef72f0..0c464f1a 100755
--- a/third_party/tmb/third_party/gtest/scripts/fuse_gtest_files.py
+++ b/third_party/tmb/third_party/gtest/scripts/fuse_gtest_files.py
@@ -52,7 +52,7 @@
 This tool is experimental.  In particular, it assumes that there is no
 conditional inclusion of Google Test headers.  Please report any
 problems to googletestframework@googlegroups.com.  You can read
-http://code.google.com/p/googletest/wiki/GoogleTestAdvancedGuide for
+https://code.google.com/p/googletest/wiki/GoogleTestAdvancedGuide for
 more information.
 """
 
diff --git a/third_party/tmb/third_party/gtest/src/gtest-death-test.cc b/third_party/tmb/third_party/gtest/src/gtest-death-test.cc
index a6023fce..5219d2a1 100644
--- a/third_party/tmb/third_party/gtest/src/gtest-death-test.cc
+++ b/third_party/tmb/third_party/gtest/src/gtest-death-test.cc
@@ -723,7 +723,7 @@ DeathTest::TestRole WindowsDeathTest::AssumeRole() {
       StreamableToString(static_cast<unsigned int>(::GetCurrentProcessId())) +
       // size_t has the same width as pointers on both 32-bit and 64-bit
       // Windows platforms.
-      // See http://msdn.microsoft.com/en-us/library/tcxf1dw6.aspx.
+      // See https://msdn.microsoft.com/en-us/library/tcxf1dw6.aspx.
       "|" + StreamableToString(reinterpret_cast<size_t>(write_handle)) +
       "|" + StreamableToString(reinterpret_cast<size_t>(event_handle_.Get()));
 
diff --git a/third_party/tmb/third_party/gtest/src/gtest-internal-inl.h b/third_party/tmb/third_party/gtest/src/gtest-internal-inl.h
index 35df303c..dc692fe2 100644
--- a/third_party/tmb/third_party/gtest/src/gtest-internal-inl.h
+++ b/third_party/tmb/third_party/gtest/src/gtest-internal-inl.h
@@ -319,7 +319,7 @@ void ShuffleRange(internal::Random* random, int begin, int end,
       << begin << ", " << size << "].";
 
   // Fisher-Yates shuffle, from
-  // http://en.wikipedia.org/wiki/Fisher-Yates_shuffle
+  // https://en.wikipedia.org/wiki/Fisher-Yates_shuffle
   for (int range_width = end - begin; range_width >= 2; range_width--) {
     const int last_in_range = begin + range_width - 1;
     const int selected = begin + random->Generate(range_width);
diff --git a/third_party/tmb/third_party/gtest/src/gtest.cc b/third_party/tmb/third_party/gtest/src/gtest.cc
index 6de53dd0..302e56ed 100644
--- a/third_party/tmb/third_party/gtest/src/gtest.cc
+++ b/third_party/tmb/third_party/gtest/src/gtest.cc
@@ -517,7 +517,7 @@ int UnitTestOptions::GTestShouldProcessSEH(DWORD exception_code) {
   //      apparently).
   //
   // SEH exception code for C++ exceptions.
-  // (see http://support.microsoft.com/kb/185294 for more information).
+  // (see https://support.microsoft.com/kb/185294 for more information).
   const DWORD kCxxExceptionCode = 0xe06d7363;
 
   bool should_handle = true;
@@ -780,7 +780,7 @@ std::string UnitTestImpl::CurrentOsStackTraceExceptTop(int skip_count) {
 TimeInMillis GetTimeInMillis() {
 #if GTEST_OS_WINDOWS_MOBILE || defined(__BORLANDC__)
   // Difference between 1970-01-01 and 1601-01-01 in milliseconds.
-  // http://analogous.blogspot.com/2005/04/epoch.html
+  // https://analogous.blogspot.com/2005/04/epoch.html
   const TimeInMillis kJavaEpochToWinFileTimeDelta =
     static_cast<TimeInMillis>(116444736UL) * 100000UL;
   const DWORD kTenthMicrosInMilliSecond = 10000;
@@ -4450,7 +4450,7 @@ bool ShouldRunTestOnShard(int total_shards, int shard_index, int test_id) {
 // each TestCase and TestInfo object.
 // If shard_tests == true, further filters tests based on sharding
 // variables in the environment - see
-// http://code.google.com/p/googletest/wiki/GoogleTestAdvancedGuide.
+// https://code.google.com/p/googletest/wiki/GoogleTestAdvancedGuide.
 // Returns the number of tests that should run.
 int UnitTestImpl::FilterTests(ReactionToSharding shard_tests) {
   const Int32 total_shards = shard_tests == HONOR_SHARDING_PROTOCOL ?
diff --git a/third_party/tmb/third_party/gtest/test/gtest-death-test_test.cc b/third_party/tmb/third_party/gtest/test/gtest-death-test_test.cc
index c2d26df9..0444cd6b 100644
--- a/third_party/tmb/third_party/gtest/test/gtest-death-test_test.cc
+++ b/third_party/tmb/third_party/gtest/test/gtest-death-test_test.cc
@@ -723,7 +723,7 @@ static void TestExitMacros() {
 
   // Of all signals effects on the process exit code, only those of SIGABRT
   // are documented on Windows.
-  // See http://msdn.microsoft.com/en-us/library/dwwzkt4c(VS.71).aspx.
+  // See https://msdn.microsoft.com/en-us/library/dwwzkt4c(VS.71).aspx.
   EXPECT_EXIT(raise(SIGABRT), testing::ExitedWithCode(3), "") << "b_ar";
 
 # else
diff --git a/third_party/tmb/third_party/gtest/xcode/Config/DebugProject.xcconfig b/third_party/tmb/third_party/gtest/xcode/Config/DebugProject.xcconfig
index 3d68157d..6601391a 100644
--- a/third_party/tmb/third_party/gtest/xcode/Config/DebugProject.xcconfig
+++ b/third_party/tmb/third_party/gtest/xcode/Config/DebugProject.xcconfig
@@ -5,7 +5,7 @@
 //  examples. It is set in the "Based On:" dropdown in the "Project" info
 //  dialog.
 //  This file is based on the Xcode Configuration files in:
-//  http://code.google.com/p/google-toolbox-for-mac/
+//  https://code.google.com/p/google-toolbox-for-mac/
 // 
 
 #include "General.xcconfig"
diff --git a/third_party/tmb/third_party/gtest/xcode/Config/FrameworkTarget.xcconfig b/third_party/tmb/third_party/gtest/xcode/Config/FrameworkTarget.xcconfig
index 357b1c8f..133f01b8 100644
--- a/third_party/tmb/third_party/gtest/xcode/Config/FrameworkTarget.xcconfig
+++ b/third_party/tmb/third_party/gtest/xcode/Config/FrameworkTarget.xcconfig
@@ -4,7 +4,7 @@
 //  These are Framework target settings for the gtest framework and examples. It
 //  is set in the "Based On:" dropdown in the "Target" info dialog.
 //  This file is based on the Xcode Configuration files in:
-//  http://code.google.com/p/google-toolbox-for-mac/
+//  https://code.google.com/p/google-toolbox-for-mac/
 // 
 
 // Dynamic libs need to be position independent
diff --git a/third_party/tmb/third_party/gtest/xcode/Config/General.xcconfig b/third_party/tmb/third_party/gtest/xcode/Config/General.xcconfig
index f23e3222..d6754f91 100644
--- a/third_party/tmb/third_party/gtest/xcode/Config/General.xcconfig
+++ b/third_party/tmb/third_party/gtest/xcode/Config/General.xcconfig
@@ -4,7 +4,7 @@
 //  These are General configuration settings for the gtest framework and
 //  examples.
 //  This file is based on the Xcode Configuration files in:
-//  http://code.google.com/p/google-toolbox-for-mac/
+//  https://code.google.com/p/google-toolbox-for-mac/
 // 
 
 // Build for PPC and Intel, 32- and 64-bit
@@ -20,7 +20,7 @@ PREBINDING = NO
 WARNING_CFLAGS = -Wall -Werror -Wendif-labels -Wnewline-eof -Wno-sign-compare -Wshadow
 
 // Work around Xcode bugs by using external strip. See:
-// http://lists.apple.com/archives/Xcode-users/2006/Feb/msg00050.html
+// https://lists.apple.com/archives/Xcode-users/2006/Feb/msg00050.html
 SEPARATE_STRIP = YES
 
 // Force C99 dialect
diff --git a/third_party/tmb/third_party/gtest/xcode/Config/ReleaseProject.xcconfig b/third_party/tmb/third_party/gtest/xcode/Config/ReleaseProject.xcconfig
index 5349f0a0..e41c5333 100644
--- a/third_party/tmb/third_party/gtest/xcode/Config/ReleaseProject.xcconfig
+++ b/third_party/tmb/third_party/gtest/xcode/Config/ReleaseProject.xcconfig
@@ -5,7 +5,7 @@
 //  and examples. It is set in the "Based On:" dropdown in the "Project" info
 //  dialog.
 //  This file is based on the Xcode Configuration files in:
-//  http://code.google.com/p/google-toolbox-for-mac/
+//  https://code.google.com/p/google-toolbox-for-mac/
 // 
 
 #include "General.xcconfig"
diff --git a/third_party/tmb/third_party/gtest/xcode/Config/StaticLibraryTarget.xcconfig b/third_party/tmb/third_party/gtest/xcode/Config/StaticLibraryTarget.xcconfig
index 3922fa51..c87252c9 100644
--- a/third_party/tmb/third_party/gtest/xcode/Config/StaticLibraryTarget.xcconfig
+++ b/third_party/tmb/third_party/gtest/xcode/Config/StaticLibraryTarget.xcconfig
@@ -4,7 +4,7 @@
 //  These are static library target settings for libgtest.a. It
 //  is set in the "Based On:" dropdown in the "Target" info dialog.
 //  This file is based on the Xcode Configuration files in:
-//  http://code.google.com/p/google-toolbox-for-mac/
+//  https://code.google.com/p/google-toolbox-for-mac/
 // 
 
 // Static libs can be included in bundles so make them position independent
diff --git a/third_party/tmb/third_party/gtest/xcode/Resources/Info.plist b/third_party/tmb/third_party/gtest/xcode/Resources/Info.plist
index 9dd28ea1..4e9601fe 100644
--- a/third_party/tmb/third_party/gtest/xcode/Resources/Info.plist
+++ b/third_party/tmb/third_party/gtest/xcode/Resources/Info.plist
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "https://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
 	<key>CFBundleDevelopmentRegion</key>
diff --git a/third_party/tmb/third_party/gtest/xcode/Samples/FrameworkSample/Info.plist b/third_party/tmb/third_party/gtest/xcode/Samples/FrameworkSample/Info.plist
index f3852ede..4131cf6a 100644
--- a/third_party/tmb/third_party/gtest/xcode/Samples/FrameworkSample/Info.plist
+++ b/third_party/tmb/third_party/gtest/xcode/Samples/FrameworkSample/Info.plist
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "https://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
 	<key>CFBundleDevelopmentRegion</key>