Merge "move MediaCodec metrics processing to looper thread" into tm-dev am: df592e2b74 am: a154f6e2bd

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/20602135

Change-Id: Ie863de5d42eb4c4b642e02ee076aaf60bfd191ef
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>