Makoto Onuki 085a05cd86 Off-load unlocking users onto a worker thread
Bug 29645168

(cherry picked from commit 3107ff78454d54c0494911bf69ca952152af7cf0)

Change-Id: I3f8e768f6afeb6386a08ba9ac48e0e206395da2b
2016-08-19 15:19:42 -07:00
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