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 am: c2aed112a7  -s ours am: 323f2dbc46  -s ours
am: d8a6e8eaa2  -s ours

Change-Id: I5a3cef0a83ccafa5983ad132a64023d7f8af1ef3