Merge "libgui: Add getLastQueuedBuffer to BufferQueue" into nyc-dev am: 4908a01
am: a1dee14

* commit 'a1dee14cc31478bff47e1556120de238fe566af6':
  libgui: Add getLastQueuedBuffer to BufferQueue

Change-Id: I7e2845a20b3bbc9084cf5b03b1d3118a47bc6869