am a6f7e419: am 9baeff05: am 6eb14c30: PowerManagerService: Do not enable light sensor if hardware backlight management is being used.

Merge commit 'a6f7e41979cf34ab403c88b7c5521e1b5cfc442e'

* commit 'a6f7e41979cf34ab403c88b7c5521e1b5cfc442e':
  PowerManagerService: Do not enable light sensor if hardware backlight management is being used.