Merge "CCodec: split preparation and request of initial input buffers" into...

Merge "CCodec: split preparation and request of initial input buffers" into tm-dev am: 8fed6de7 am: fe90a62f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/18530392



Change-Id: I898aba3a5d8264637259137b15f102a8d3735fe1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>