Merge "AudioService: BT dual mode support" into udc-dev am: b44e8313 am:...

Merge "AudioService: BT dual mode support" into udc-dev am: b44e8313 am: 9d2fee7d am: 3c149d83

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22887817



Change-Id: I59b0ecaf243d15e3a396130b2993fd9e5604f98f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>