[automerger skipped] Merge "AudioFlinger: synchronize OutputTracks start on...

[automerger skipped] Merge "AudioFlinger: synchronize OutputTracks start on duplicating threads" into udc-dev am: 4ac986d8 am: 30770f1a -s ours

am skip reason: Merged-In I0eec8c5817c97f7b7643a7151037aff5dc73f3ae with SHA-1 171d676b is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/22749304



Change-Id: I7a65f8ac017f280e76dd4a9564c70da2cdd463db
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>