message: Fix bug in set_matmul_options: set_clear_matmul_pass_type doesn't exist
  Reviewers: #tensorflow, davidn
diff: @@ -248,7 +248,7 @@ def set_matmul_options(opts, matmul_options=None, clear_pass_type=False):
  opt.option = option_name
  opt.value = value
  - opts.set_clear_matmul_pass_type(clear_pass_type)
  + opts.clear_matmul_pass_type = clear_pass_type
  return opts
  