ref: 7145e3f7975a95c6c510443a51c874a23a4f1c61
parent: d22faee98d20430e7db9d8e1a28963d4f348ee47
author: Yaowu Xu <yaowu@google.com>
date: Mon May 12 06:01:00 EDT 2014
fixed comparison of different int types. Change-Id: Iaa5543eb9e17589d46d9ed2bc363e2646ed4e01e