libdmabufheap: Add way to specify a heap_mask with non-legacy ion am: ba7e8e54c7 am: 19d8e44106 am: fd27a6a24b am: 1aabf1860b am: 4a4be776f7

Original change: https://android-review.googlesource.com/c/platform/system/memory/libdmabufheap/+/1418855

Change-Id: Iac31dcb4ac6cc3aefd8febd3dc442919b90a795e
tree: 756cab0dbdf5eda5e33ce9dd16b7b7b3d1f7b398
  1. include/
  2. tests/
  3. Android.bp
  4. BufferAllocator.cpp
  5. BufferAllocatorWrapper.cpp