ref: 811f80ca25728ed3a1e5be9a3e8dfae5c7cc52c1
parent: c849eaca5918cbe523968cde479fbb5a125b866d
author: Ronald S. Bultje <rbultje@google.com>
date: Wed Apr 24 07:28:57 EDT 2013
Remove write-only variables that store refframe, signbias and mv. These were superseeded by prev_mip. Change-Id: Ide240475350ce003d68aa990eddc2ee30920663a