Fix closure compile by fixing @typedef in cr.js

ui/webui/resources/js/cr.js

Index: ui/webui/resources/js/cr.js
diff --git a/ui/webui/resources/js/cr.js b/ui/webui/resources/js/cr.js
index b9f120db5662d0ff48240feef50eba9d74437c98..10ecb7d210bf69fcc52217cffeebb1242513e565 100644
--- a/ui/webui/resources/js/cr.js
+++ b/ui/webui/resources/js/cr.js
@@ -9,6 +9,9 @@
  */
 var global = this;
 
+/** @typedef {{eventName: string, uid: number}} */
+var WebUIListener;
+
 /** Platform, package, object property, and Event support. **/
 var cr = function() {
   'use strict';
@@ -388,14 +391,6 @@ var cr = function() {
   }
 
   /**
-   * @typedef {{
-   *   eventName: string,
-   *   uid: number,
-   * }}
-   */
-  var WebUIListener;
-
-  /**
    * Registers a listener for an event fired from WebUI handlers. Any number of
    * listeners may register for a single event.
    * @param {string} eventName The event to listen to.