ref: bcfb1ffb9defda3ea02a115226540b2dd3f8647d
parent: 5b61172c27e4684e565f2580d608b16cae1423a5
parent: 1144fee3d509aa4cb6dffba04ea0abcc0f9cf909
author: Yaowu Xu <yaowu@google.com>
date: Tue Aug 26 13:30:42 EDT 2014
Merge "add a new interp filter search strategy."