automerge: 2847eb7
* commit '2847eb7324ea94fb60f63c0de84c16316cb2851f':
Camera2: Doc updates for aeExposureCompensation.
automerge: 2847eb7
* commit '2847eb7324ea94fb60f63c0de84c16316cb2851f':
Camera2: Doc updates for aeExposureCompensation.