message: Remove apparently unnecessary dynamic_rnn change
diff: @@ -833,8 +833,7 @@ def _dynamic_rnn_loop(cell,
  # Unpack final output if not using output tuples.
  if in_graph_mode:
  - final_outputs = tuple(
  - ta.gather(range(const_batch_size)) for ta in output_final_ta)
  + final_outputs = tuple(ta.stack() for ta in output_final_ta)
  # Restore some shape information
  for output, output_size in zip(final_outputs, flat_output_size):
  shape = _concat(
  