[automerger skipped] Merge "AudioFlinger: Add ThreadBase and PlaybackThread...

[automerger skipped] Merge "AudioFlinger: Add ThreadBase and PlaybackThread interfaces" into udc-qpr-dev-plus-aosp am: 24ff4d43 -s ours

am skip reason: Merged-In Ied45a5d762b5a53c9d5dcd88d26efaa8b058836d with SHA-1 440901d1 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/24377540



Change-Id: I099ae185261bf96c541aca722e9b4eae7d444eee
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>