ref: 60760f710fd226f687fffedd6e4ab4d904ef0b48
parent: 3e0138edb72b2ef1a77d4b636d7c60f74a7abab9
author: James Zern <jzern@google.com>
date: Thu Nov 19 15:04:16 EST 2015
fix vp9_satd_sse2 accumulate satd in 32-bits + add unit test Change-Id: I6748183df3662ddb9d635f9641f9586f2fd38ad5