message: Fix check for cloning FunctionLibraryRuntime
diff: @@ -1246,7 +1246,7 @@ Status FunctionLibraryRuntimeImpl::Clone(
  env_, graph_def_version_, optimizer_.options(), custom_kernel_creator_,
  out_lib_def, out_pflr, skip_flib_def));
  *out_flr = (*out_pflr)->GetFLR(device_->name());
  - if (out_flr != nullptr) {
  + if (*out_flr != nullptr) {
  return Status::OK();
  } else {
  return errors::Internal("Cloning FunctionLibraryRuntime failed.");
  