code: function(type, checks) {
  		var result = false;
  		var list = this._trackedtypes[type];
  		if (list) {
  			result = !checks || this._haschecks(list, checks);
  		}
  		return result;
  	}
docs: Has list for type AND given checks?
  @param {String} type
  @param {Array<object>} checks