ref: daf18d6d6c8d74e9e97596094c0e0fe5ecbe0489
parent: e7fe1543f614ed4c4ec3979de44479bf305212af
author: Dmitry Kovalev <dkovalev@google.com>
date: Thu Mar 6 06:24:30 EST 2014
Cleaning up labels2mode() function. Change-Id: I76e39f7c5545ba4e0cd537f530c574531356e94a