ref: b87ebd7af8fefd3f4ecfafd424046ea27d32503c
parent: 2d12a52ff09ff47cd69659b6d2f862af1913c779
parent: afc8c4836fa711501f81a6d54cf0ffa49a2fb99f
author: Jerome Jiang <jianj@google.com>
date: Fri Jan 6 16:57:27 EST 2017
Merge "vp9: Compute source sad for every superblock when partition copy is on."