Merge "Add Mute custom quick affordance" into tm-qpr-dev am: d886dac36c am: 6318005a1c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21086488

Change-Id: Id48ead73ac8384e60720425a9b5a8ad4718fc29a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>