Merge "Set volume for playback over voice call when btsco connected" am:...

Merge "Set volume for playback over voice call when btsco connected" am: 6b876454 am: b8086daf am: 939206b2 am: fee7cb46 am: 12c9e311

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/2486720



Change-Id: I51b865982966660f431dfadc3fc35737a1b225db
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>