Merge "Applying dynamic material colors to backlight indicator" into udc-dev am: 12bf1a33

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22813438



Change-Id: I800801695aa0890c503213dd808c08a2f1fb643b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>