ref: 7feede986917eca0ab18ba72be1502a88abc54ac
parent: 052bc8ea6aa23be45e91cef1fe8411b71ddc60ff
parent: c7ab18fe568a16774220cef08cac4f7d0164c2fe
author: Yaowu Xu <yaowu@google.com>
date: Mon Sep 22 13:13:59 EDT 2014
Merge "Remove code duplication"