Merge "Move Volume control Binder calls to worker thread" into tm-dev am: 6f8b2f6d am: 7c9fa45a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18350527



Change-Id: I2408d7e842f976d14d6a0a95163f68e11b78f24a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>