Merge changes I01907c10,I25b71054,I61d607a4,I6ff1f602,If252350d, ... am: 970f482c38 am: c32aba8dde am: 494fff0c09 am: 7300fa3cfb am: 841313bd38

Original change: https://android-review.googlesource.com/c/platform/system/memory/libdmabufheap/+/1346730

Change-Id: I01142d7e37e27f78aabf634e3c440fffb16cbf09
tree: c6146e43b1b99b3aedcc4726b32ddcd5e0d10f9d
  1. include/
  2. tests/
  3. Android.bp
  4. BufferAllocator.cpp
  5. BufferAllocatorWrapper.cpp