message: all comments addressed
diff: @@ -233,7 +233,7 @@ Status RunCudnnBatchNormForwardInference(
  return RunCudnnBatchNormForwardInferenceImpl<float>(&inference_params,
  stream);
  default:
  - LOG(FATAL) << batchnorm->ToString();
  + LOG(FATAL) << batchnorm->ToString() << " is unimplemented";
  }
  }
  @@ -261,7 +261,7 @@ Status RunCudnnBatchNormForwardTraining(
  return RunCudnnBatchNormForwardTrainingImpl<float>(&forward_params,
  stream);
  default:
  - LOG(FATAL) << batchnorm->ToString();
  + LOG(FATAL) << batchnorm->ToString() << " is unimplemented";
  }
  }
  @@ -291,7 +291,7 @@ Status RunCudnnBatchNormBackward(
  case F32:
  return RunCudnnBatchNormBackwardImpl<float>(&backward_params, stream);
  default:
  - LOG(FATAL) << batchnorm->ToString();
  + LOG(FATAL) << batchnorm->ToString() << " is unimplemented";
  }
  }
  