Merge "MediaCodec : Update javadoc for ROI encoding" into main am: 418b684759

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3135773

Change-Id: I389ed97a1688f85d863bbaeabbf510d5ce1a0e28
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>