BUG=352
TESTED=libyuv_unittest
R=tpsiaki@google.com

Review URL: https://webrtc-codereview.appspot.com/18209004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@1057 16f28f9a-4ce2-e073-06de-1de4eb20be90