ref: fec4ec4eddd1a02d9f8f6c14f84193cd638e2c30
parent: 5d86f3886d7d2edda7fd80faf6e735ea3a796ae6
author: Dmitry Kovalev <dkovalev@google.com>
date: Fri Aug 2 12:41:09 EDT 2013
Removing unused functions. Removed functions: model_rd_for_sb_y, block_error_sby, get_sb_variance Change-Id: Iec458df180caf6f8eac3605773841a4121dd3a8f