[automerger skipped] Revert "Report brightness event to StatsLog" am: 76ade2d4 -s ours

am skip reason: Merged-In I3a6d3e62d4418cb10199f569d6d750396a51443e with SHA-1 ba633c5a is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21504373



Change-Id: Ic20997a857fb4a83b7c5932ecf63b2adba3d41fd
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>