BUG=303
TESTED=try bots
R=johannkoenig@google.com, tpsiaki@google.com

Review URL: https://webrtc-codereview.appspot.com/6599005

git-svn-id: http://libyuv.googlecode.com/svn/trunk@950 16f28f9a-4ce2-e073-06de-1de4eb20be90