Merge "Merge "Merge "Add mutual exclusion access for addOrUpdateStream and...

Merge "Merge "Merge "Add mutual exclusion access for addOrUpdateStream and removeStream" am: af108c45 am: 760c2bcc am: bd580a07 am: 91e082a9 am: 7f6cc71f" into rvc-dev am: d32c56d2 am: 8298d059" into rvc-d1-dev-plus-aosp am: f1a59303 am: 0b686d75

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11697200

Change-Id: Ied47f597d1c7f8411dfd7a25a5b91f0e95731e0d