Remove getattr() check for results.

Author: daspecster

speech/google/cloud/speech/client.py

@@ -240,8 +240,7 @@ def streaming_recognize(self, sample, language_code=None,
  single_utterance,
  interim_results)
  for response in responses:
- results = getattr(response, 'results', [])
- for result in results:
+ for result in response.results:
  if result.is_final or interim_results:
  yield [Alternative.from_pb(alternative)
  for alternative in result.alternatives]