fix case issues with mGoingIdleWakeLock in DeviceIdleController am: e6f8cb29ec  -s ours am: 7a69e8f3d8 am: af0b547fc7 am: 20081c4e71 am: 8cc9f081aa
am: 1838237435

Change-Id: Ib189c8e059a6d867e9ece1d03c193dc5f8002fad