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 am: c9b729d4

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



Change-Id: Ibda41e21de2f6c90e2853bd7e187afcd33a44253
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>