tree d6267e3d88734fb4be989b70320be24561ad288a
parent 410305d0af9cfc73878ed2ab38511e20d73f9f27
author Eino-Ville Talvala <etalvala@google.com> 1469146018 -0700
committer gitbuildkicker <android-build@google.com> 1475274805 -0700

DO NOT MERGE ANYWHERE: BufferQueue consumers: Add discardFreeBuffer method

This method releases all free buffers owned by the buffer queue,
in order to save memory (at the cost of potential future
reallocation of buffers).

Bug: 28695173
Change-Id: I458d10373e639e3144faf673af2ba01aca36e65a
(cherry picked from commit 8211047138ea7892c73f4e6f6291a85a11759e0c)