ref: 5b915ebd92e2a09d5e4acd4d9816c350744c4b4a
parent: b02c4d364f53e14ddae000552a1ddadbc7ceef8f
author: Yaowu Xu <yaowu@google.com>
date: Mon Jul 15 10:59:59 EDT 2013
Change to extend full border only when needed This is a short term optimization till we work out a decoder implementation requiring no frame border extension. Change-Id: I02d15bfde4d926b50a4e58b393d8c4062d1be70f