This change adds a new 'method' to the ANativeWindow interface to check whether buffers queued to the window will be sent directly to the system window compositor. Change-Id: I4d4b199e328c110b68b250029aea650f03c8724d Bug: 3495535
Also added a very simple SharedBufferStack unit test. Change-Id: I253dbbe98a53c966b78d22d4d6dd59f8aefc8c40