[Chromoting] Use compact notation for javascript @private types

remoting/webapp/crd/js/menu_button.js

Index: remoting/webapp/crd/js/menu_button.js
diff --git a/remoting/webapp/crd/js/menu_button.js b/remoting/webapp/crd/js/menu_button.js
index 7d593bad46425ca905e337406c0f648d54828d13..a6bd3cf8bdf49c83976f62a00b21f49d6790eff3 100644
--- a/remoting/webapp/crd/js/menu_button.js
+++ b/remoting/webapp/crd/js/menu_button.js
@@ -22,29 +22,17 @@ var remoting = remoting || {};
  *     menu is hidden.
  */
 remoting.MenuButton = function(container, opt_onShow, opt_onHide) {
-  /**
-   * @type {HTMLElement}
-   * @private
-   */
+  /** @private {HTMLElement} */
   this.button_ = /** @type {HTMLElement} */
       (container.querySelector('button,.menu-button-activator'));
 
-  /**
-   * @type {HTMLElement}
-   * @private
-   */
+  /** @private {HTMLElement} */
   this.menu_ = /** @type {HTMLElement} */ (container.querySelector('ul'));
 
-  /**
-   * @type {undefined|function():void}
-   * @private
-   */
+  /** @private {undefined|function():void} */
   this.onShow_ = opt_onShow;
 
-  /**
-   * @type {undefined|function():void}
-   * @private
-   */
+  /** @private {undefined|function():void} */
   this.onHide_ = opt_onHide;
 
   /**
@@ -54,8 +42,7 @@ remoting.MenuButton = function(container, opt_onShow, opt_onHide) {
    * because elements can prevent event propagation; specifically, the client
    * plugin element does this.
    *
-   * @type {HTMLElement}
-   * @private
+   * @private {HTMLElement}
    */
   this.clickTrap_ = /** @type {HTMLElement} */ (document.createElement('div'));
   this.clickTrap_.classList.add('menu-button-click-trap');