Merge "Implementing new visd for backlight indicator" into udc-dev am: 8f288adc

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22959901



Change-Id: I66b5626b663c003a854355da91d23dbe99494f79
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>