ref: 26cb7bee7d0623cdfab4f557cd271a914cb5d42b
parent: 7145e3f7975a95c6c510443a51c874a23a4f1c61
author: Yaowu Xu <yaowu@google.com>
date: Mon May 12 07:54:13 EDT 2014
Change to use proper type Change-Id: If1afb9f3eaec88079d1d97907870409bce691c2a