ref: 28b1437d779fc0e6041822efebee638b8a9e7255
parent: fa8de273e771bb0af79a226ba1dc34da02d0955c
author: Yunqing Wang <yunqingwang@google.com>
date: Fri Aug 15 10:10:27 EDT 2014
Remove a unused speed feature Removed disable_split_var_thresh, which is not used anymore. Change-Id: I50119b150442e1571157433b5effc6aae0dbe0fd