Merge "[RESTRICT AUTOMERGE] Fix potential decrypt destPtr overflow." into qt-dev am: 7df29ccb13

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/13461242

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I3d4e1d59424eee1b9d4b67c76765c224c4775aa0