Merge "Dump display brightness followers" into udc-dev am: b61f14b846

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22675383

Change-Id: Id70c6a2ddad7eca644a5b351d2a4b8106c9ad108
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>