BufferStateLayer: ATRACE_CALL setBuffer

This roughly corresponds to the trace-point for
BufferQueueLayer::onFrameAvailable and should ease reading
traces as we transition from BQL to BSL.

Bug: 171232941
Test: Existing tests pass
Change-Id: Ibb2f31b34a0d9353003320af9625c027989a9e00
1 file changed