@Override
    protected void update(@NotNull PresentationData presentation) {
      super.update(presentation);
      presentation.setIcon(AllIcons.Nodes.PpLibFolder);
      String description = myDependenciesGraph.getDescription();
      if (description != null) {
        setNameAndTooltip(presentation, getName(), description, (String)null);
      }
    }
@Override
    protected void update(@NotNull PresentationData presentation)