ref: 623471efa30fa97657abc02ebcc251ae03d4a563
parent: f99b7bc647ffcf35f9db50699ffd310d230c288a
parent: e6509742028631e4a02014cf6fc684eebf39c5d8
author: Jingning Han <jingning@google.com>
date: Mon Jul 23 22:36:22 EDT 2018
Merge "Refactor overlap area computation"