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

Merge "Reserves memory for external buffers" into rvc-dev am: 5f86b514 am: 79de2730 am: 0f16de25 am: 5e5a64a1

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

Change-Id: I8d3832c938c66442ac5af54c5b338995e345d950