ref: 93ec31dff684b3f287792fc9b58147ae7ee3ec3f
parent: eec622d178e2bdc1098fcb86e954800ce03138fa
parent: 175c313a128fd3b543e73751dc2334af5c45a5fa
author: Yunqing Wang <yunqingwang@google.com>
date: Thu Oct 24 05:13:41 EDT 2013
Merge "Improve scale_factors struct"