ref: b2fc3ca0669170874df84c4fda8347ce693826e2
parent: 0e36158c7064db3410bf269df14d7bbd9f6d8492
author: James Zern <jzern@google.com>
date: Mon Feb 25 08:00:18 EST 2013
vp9: promote gf_group_bits calculation to 64-bit avoids signed integer overflow Change-Id: I9ffcdba90b21edb324d1b173fd11d613e0592931