tree 29bf511412b0672c211f8a09f00c550d3b15c787
parent 201708ad89d5fa32e44afe5c4a9a2cacd5f800dc
author Ruben Brunk <rubenbrunk@google.com> 1477711137 -0700
committer Ruben Brunk <rubenbrunk@google.com> 1481682368 -0800

Fix VR interaction with screen on/off/lockscreen.

- Add mechanism to prevent VR mode from being enabled.
- Disable VR mode while screen is off, or user is in lockscreen,
  and re-enable when this is no longer the case.

Test: Fix merge from nyc-mr2-dev.

Bug: 31665197
Change-Id: Ia0a7fe8d443a24dce9395053cfe3d1c5847a88f2