[automerger skipped] Merge "Thread and Track: Update to audio_utils mutex"...

[automerger skipped] Merge "Thread and Track: Update to audio_utils mutex" into udc-dev-plus-aosp am: a20e5fe1 am: e272fa75 -s ours

am skip reason: Merged-In Ia83a547250ac839b22ae7d1266faf7941da7c05a with SHA-1 b17d24ba is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/24830953



Change-Id: Id13663e9111242136d619b1a898e16128e18cd6b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>