ref: 57b97b56f636f32b3bd20b4595ab368de8d859cf
parent: b30445edd672bf9cacc5e28b6cf1db24b6d378ea
author: Yunqing Wang <yunqingwang@google.com>
date: Fri Oct 11 05:08:41 EDT 2013
Code cleanup Minor code cleanup. Change-Id: I47c1f794842d4570bb39cfd23b80f54f5606bba6