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

Merge "AudioService: BT dual mode support" into udc-dev am: b44e8313 am: 84d04040 am: f45c8a8b

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



Change-Id: I12cc83a949851bb51bd4ada8e7a2abd5b919f815
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>