message: Add a missing name scope.
diff: @@ -236,7 +236,7 @@ void GroupTfEvents(XSpace* space, EventGroupNameMap* event_group_name_map) {
  {StatType::kStepId}},
  {HostEventType::kExecutorStateProcess,
  HostEventType::kIteratorGetNextOp,
  - {StatType::kStepId, kIterNum}},
  + {StatType::kStepId, StatType::kIterNum}},
  {HostEventType::kKernelLaunch,
  HostEventType::kKernelExecute,
  {StatType::kCorrelationId}}});
  