Merge "AAC C2 decoder: add channel mask in output format change" into tm-dev...

Merge "AAC C2 decoder: add channel mask in output format change" into tm-dev am: 0665da9b am: 04104255 am: 9678a1e0 am: d08d85a9

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/18561279



Change-Id: I953d269befdf77991a1ecf20bfcc53d824c43089
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>