DO NOT MERGE ANYWHERE: Hold a wake lock while DeviceIdleController is going idle. am: f9f39cc4a8  -s ours am: 589f83e686  -s ours am: 495aa09cc6  -s ours am: 10a9005003  -s ours
am: 03c946e06b  -s ours

Change-Id: I75323469d9e15ea3b8652bb5f972d0e14a06cc7a