Merge "AudioService: log stream mute events" into udc-dev am: b9683d61 am:...

Merge "AudioService: log stream mute events" into udc-dev am: b9683d61 am: 38522c38 am: 251ded1f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23078515



Change-Id: Ifcf4cf5b88c4bd294776e42bd0e54880425582f2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>