Commits
fbarchard@google.com committed 610e012d56b
SobelXY which returns Sobel X, Sobel Y and Sobel as RGB values. BUG=201 TEST=Sobel* Review URL: https://webrtc-codereview.appspot.com/1210006 git-svn-id: http://libyuv.googlecode.com/svn/trunk@610 16f28f9a-4ce2-e073-06de-1de4eb20be90