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: I3bdc3effda5c169fd9995bb7d580a0e5aa1cd105
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>