ref: 361717d2beaf6c2b745fe99b4cadce3f8517ffde
parent: af49c11250a2f49bc0a9972bae7e78787f396cc6
author: Yaowu Xu <yaowu@google.com>
date: Wed Jun 8 09:45:29 EDT 2011
remove one set of 16x16 variance funcations call to this set of functions are replaced by var16x16. Change-Id: I5ff1effc6c1358ea06cda1517b88ec28ef551b0d