Merge "CCodec: handle attaching 0-sized encrypted buffer" into tm-dev am: 8236387d am: a58f4ab4

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/18589163



Change-Id: Iddf39a41ad0f788167f79ae65b06befc43764f14
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>