tree 0c9bf80eb059907f74f3473f867c330c9d042376
parent 9dc37db082f1632e4a429def4d79702c13f91166
author Dan Stoza <stoza@google.com> 1424911508 -0800
committer Dan Stoza <stoza@google.com> 1430253750 -0700

ANativeWindow: Add NATIVE_WINDOW_BUFFER_AGE query

Adds a NATIVE_WINDOW_BUFFER_AGE query, which returns the age of the
contents of the most recently dequeued buffer as the number of frames
that have elapsed since it was last queued.

Change-Id: Ib6fd62945cb62d1e60133a65beee510363218a23
(cherry picked from commit 19df32cd19b7fd940eef01b9c92a485144263495)