private void tunePopupActionGroup() {
    final DefaultActionGroup propertiesPopupGroup = new DefaultActionGroup();
    propertiesPopupGroup.copyFromGroup((DefaultActionGroup)ActionManager.getInstance().getAction(IdeActions.GROUP_STRUCTURE_VIEW_POPUP));
    propertiesPopupGroup.add(Separator.getInstance(), Constraints.FIRST);
    propertiesPopupGroup.add(new NewPropertyAction(true), Constraints.FIRST);
    PopupHandler.installPopupMenu(getTree(), propertiesPopupGroup, IdeActions.GROUP_STRUCTURE_VIEW_POPUP);
  }
private void tunePopupActionGroup()