ref: 2dcefd9c7fdc08f28f8276f2a41df453c1f0a020
parent: 4622af69e61577e8d726d8b252fcfeaefdf65696
author: Yaowu Xu <yaowu@google.com>
date: Thu Aug 13 05:25:39 EDT 2015
Correct guard macros in header files Change-Id: Ifce12a95c1cdc36dc6ac5a72759249a17407da9e