[automerger skipped] Merge "ACodec: submit extra output metadata buffers if in low latency mode" am: e53a2243b2 am: e89d5e4ae5 am: 165a485a5d am: 0fc9140ef9 am: 8e82efaaeb -s ours

am skip reason: Change-Id I134a16a70e8ac94dbd4f505c0a5553a3ca0f87a2 with SHA-1 0eda3acc3f is in history

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/1434677

Change-Id: Ibcde2906a9b6adb9ed61e7a0754670f2b28b74dc