[Chromoting] Use compact notation for javascript @private types

remoting/webapp/app_remoting/js/idle_detector.js

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @fileoverview
  * Class for detecting when the application is idle. Note that chrome.idle is
  * not suitable for this purpose because it detects when the computer is idle,
  * and we'd like to close the application and free up VM resources even if the
  * user has been using another application for a long time.
@@ skipping 20 matching lines @@
  * @implements {remoting.WindowShape.ClientUI}
  */
 remoting.IdleDetector = function(idleWarning, callback) {
   /** @private */
   this.idleWarning_ = idleWarning;
 
   /** @private */
   this.callback_ = callback;
 
   /**
-   * @type {number?} The id of the running timer, or null if no timer is
+   * @private {number?} The id of the running timer, or null if no timer is
    *     running.
-   * @private
    */
   this.timerId_ = null;
 
-  /**
-   * @type {?function():void}
-   * @private
-   */
+  /** @private {?function():void} */
   this.resetTimeoutRef_ = null;
 
   var manifest = chrome.runtime.getManifest();
   var message = this.idleWarning_.querySelector('.idle-warning-message');
   l10n.localizeElement(message, manifest.name);
 
   var cont = this.idleWarning_.querySelector('.idle-dialog-continue');
   cont.addEventListener('click', this.onContinue_.bind(this), false);
   var quit = this.idleWarning_.querySelector('.idle-dialog-disconnect');
   quit.addEventListener('click', this.onDisconnect_.bind(this), false);
@@ skipping 96 matching lines @@
     var rect = /** @type {ClientRect} */ (dialog.getBoundingClientRect());
     rects.push(rect);
   }
 };
 
 // Time-out after 1hr of no activity.
 remoting.IdleDetector.kIdleTimeoutMs = 60 * 60 * 1000;
 
 // Show the idle warning dialog for 2 minutes.
 remoting.IdleDetector.kDialogTimeoutMs = 2 * 60 * 1000;