* @param {number=} opt_length The number items in the selection.
*
* @constructor
- * @extends {!cr.EventTarget}
+ * @extends {cr.EventTarget}
*/
function ListSingleSelectionModel(opt_length) {
this.length_ = opt_length || 0;
/**
* Creates event with specified name and fills its {changes} property.
- * @param {string} name Event name.
+ * @param {string} eventName Event name.
*/
createChangeEvent: function(eventName) {
var e = new Event(eventName);