ref: d2967221d2d7689460e619ba3a6a654ca309aa1f
parent: ede323a119c0003292501c05ed900e8625aa6521
parent: 989193c797722dd2a37d481ab7cbd01a5d37270f
author: Alex Converse <aconverse@google.com>
date: Thu Oct 29 20:37:33 EDT 2015
Merge "Make the zero handling in extend_to_full_distribution more explicit."