ref: b73c9df1a407a1c1fb6b782316abb9b8765c5d56
parent: f24054574d173138a5cf328d14c6170830f6d669
parent: 10921403799d77756ddf378dc74a7842c0fd1260
author: Yaowu Xu <yaowu@google.com>
date: Mon Sep 8 14:10:20 EDT 2014
Merge "No longer use use_lastframe_partitioning speed feature"