message: Clean code and resolve the style issue
diff: @@ -145,8 +145,6 @@ class IteratorResource : public ResourceBase {
  params.allocator_getter = [device](AllocatorAttributes attrs) {
  return device->GetAllocator(attrs);
  };
  - params.runner_threadpool_size =
  - ctx->device()->tensorflow_cpu_worker_threads()->num_threads;
  IteratorContext iter_ctx(std::move(params));
  TF_RETURN_IF_ERROR(captured_iterator->Restore(&iter_ctx, reader));
  mutex_lock l(mu_);
  @@ -1009,7 +1007,6 @@ void IteratorGetNextSyncOp::Compute(OpKernelContext* ctx) {
  bool end_of_sequence = false;
  IteratorContext::Params params(ctx);
  params.function_library = iterator->function_library();
  -
  OP_REQUIRES_OK(ctx, iterator->GetNext(IteratorContext(std::move(params)),
  &components, &end_of_sequence));
  OP_REQUIRES(ctx, !end_of_sequence, errors::OutOfRange("End of sequence"));
  @@ -1212,6 +1209,7 @@ class DeserializeIteratorOp : public OpKernel {
  }
  };
  +
  REGISTER_KERNEL_BUILDER(Name("Iterator").Device(DEVICE_CPU), IteratorHandleOp);
  REGISTER_KERNEL_BUILDER(Name("IteratorV2").Device(DEVICE_CPU),
  IteratorHandleOp);
  