ref: 364b92dc88f67166cac4c0d6d008fbbfc93fddba
parent: fe23539d58b6e4b8411d155cc6fa4c91e5fbacfd
author: Yaowu Xu <yaowu@google.com>
date: Mon Jan 5 10:37:26 EST 2015
Fix compiler warnigns for msvc2013 Change-Id: I1e32bf8f6872a6fb7e9cabe86483e94805e2f790