@NotNull
  public static Collection<AbstractTreeNode<?>> getFavoritesRoots(Project project, String listName, final FavoritesListNode listNode) {
    Collection<TreeItem<Pair<AbstractUrl, String>>> pairs = FavoritesManager.getInstance(project).getFavoritesListRootUrls(listName);
    if (pairs.isEmpty()) {
      return Collections.emptyList();
    }
    return createFavoriteRoots(project, pairs, listNode);
  }
@NotNull
  public static Collection<AbstractTreeNode<?>> getFavoritesRoots(Project project, String listName, final FavoritesListNode listNode)