destory时增加必要的unRegister#87
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wangyuan0217 wants to merge 4 commits intoyhaolpz:masterfrom
wangyuan0217:master
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destory时增加必要的unRegister#87wangyuan0217 wants to merge 4 commits intoyhaolpz:masterfrom wangyuan0217:master
wangyuan0217 wants to merge 4 commits intoyhaolpz:masterfrom
wangyuan0217:master