tree a24cc4eabd4f769447850c1d699aa09ba380ee28
parent 455e90add22835d0744fc0f5c2feb5fcaf03b28f
author jackqdyulei <jackqdyulei@google.com> 1488309988 -0800
committer jackqdyulei <jackqdyulei@google.com> 1489007719 -0800

Hook up screen brightness knob to DisplayPowerController.

This knob is designed to effectively tune the battery saver.

Bug: 34693888
Test: FrameworksServicesTests
Change-Id: I9fd7896f59fabd9baf649cdb12f01b1baaf4c34b