private void notifyGroupingSettingsChanged(@NotNull GroupingKey key, boolean state) {
    BackgroundTaskUtil.runUnderDisposeAwareIndicator(myProject, () -> {
      myProject.getMessageBus().syncPublisher(DVCS_BRANCH_SETTINGS_CHANGED).branchGroupingSettingsChanged(key, state);
    });
  }
private void notifyGroupingSettingsChanged(@NotNull GroupingKey key, boolean state)