protected void scrollToSource(Component tree) {
      if (myAbstractTreeBuilder == null) return;
      myAutoscrollFeedback = true;

      Navigatable editSourceDescriptor =
          PlatformDataKeys.NAVIGATABLE.getData(DataManager.getInstance().getDataContext(getTree()));
      if (myFileEditor != null
          && editSourceDescriptor != null
          && editSourceDescriptor.canNavigateToSource()) {
        editSourceDescriptor.navigate(false);
      }
    }