Merge "Reserves memory for external buffers" into rvc-dev am: 5f86b514 am:...

Merge "Reserves memory for external buffers" into rvc-dev am: 5f86b514 am: a383eeb5 am: 7e7bb96f

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/11925286

Change-Id: I7aacdaffc619b2b9f6fb6d34d331910a3223008a