libdmabufheap: add mutex header file

Fix C++11 compile issue "'unique_lock' is not a member of 'std'"

Change-Id: Ia62e060bf70554ab41f7c51e1c672eed82016b28
Signed-off-by: Lei wang <leiwang211@gmail.com>
1 file changed
tree: 0e78bc199fb94d45f7713be92d256e16dde9e049
  1. include/
  2. tests/
  3. Android.bp
  4. BufferAllocator.cpp
  5. BufferAllocatorWrapper.cpp
  6. OWNERS
  7. PREUPLOAD.cfg