message: Fixing distributed version when not centering bias.
diff: @@ -669,6 +669,8 @@ def _bt_model_fn(
  name='wait_until_n_batches_for_bias_accumulated')
  return center_bias_op
  + else:
  + return control_flow_ops.no_op()
  def grow_not_in_mem():
  """Accumulates the data and grows a layer when ready."""
  @@ -715,6 +717,8 @@ def _bt_model_fn(
  name='wait_until_n_batches_accumulated')
  return grow_model
  + else:
  + return control_flow_ops.no_op()
  update_model = control_flow_ops.cond(
  center_bias_var, center_bias_not_in_mem, grow_not_in_mem)
  