/**
 * @file
 * A Backbone Model for collapsible menus.
 */

(function (Backbone, Drupal) {

  "use strict";

  /**
   * Backbone Model for collapsible menus.
   */
  Drupal.toolbar.MenuModel = Backbone.Model.extend({
    defaults: {
      subtrees: {}
    }
  });

}(Backbone, Drupal));