ref: ccf6710dc2edc32583d94e3afb1da7bb30092dc2
parent: 6261d7920671e4aadbd1da636a41012398679fd8
author: James Zern <jzern@google.com>
date: Mon Jul 22 09:23:33 EDT 2013
VP9_COMMON: drop cur_tile_{row,col}_idx
these were only being written in one location and never read.
Change-Id: If59f3c09aa1485cf89bac0099a8a79e99688b5d1