Fix some straight-forward closure compiler errors.

chrome/browser/resources/hotword/page_audio_manager.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.
 
 cr.define('hotword', function() {
   'use strict';
 
   /**
    * Class used to manage the interaction between hotwording and the
    * NTP/google.com. Injects a content script to interact with NTP/google.com
    * and updates the global hotwording state based on interaction with those
    * pages.
    * @param {!hotword.StateManager} stateManager
    * @constructor
-   * @struct
    */
   function PageAudioManager(stateManager) {
     /**
      * Manager of global hotwording state.
      * @private {!hotword.StateManager}
      */
     this.stateManager_ = stateManager;
 
     /**
      * Mapping between tab ID and port that is connected from the injected
      * content script.
-     * @private {!Object.<number, chrome.runtime.Port>}
+     * @private {!Object.<number, Port>}
      */
     this.portMap_ = {};
 
     /**
      * Chrome event listeners. Saved so that they can be de-registered when
      * hotwording is disabled.
      */
     this.connectListener_ = this.handleConnect_.bind(this);
     this.tabCreatedListener_ = this.handleCreatedTab_.bind(this);
     this.tabUpdatedListener_ = this.handleUpdatedTab_.bind(this);
@@ skipping 263 matching lines @@
      * active tab.
      * @private
      */
     hotwordTriggered_: function() {
       this.findCurrentTab_(function(tab) {
         if (tab)
           this.sendClient_(CommandToPage.HOTWORD_VOICE_TRIGGER, tab.id);
       });
     },
 
-    /*
+    /**
      * Starts hotwording.
      * @private
      */
     startHotwording_: function() {
       this.stateManager_.startSession(
           hotword.constants.SessionSource.NTP,
           function() {
             this.sendAllClients_(CommandToPage.HOTWORD_STARTED);
           }.bind(this),
           this.hotwordTriggered_.bind(this));
     },
 
-    /*
+    /**
      * Starts hotwording if the currently active tab is eligible for hotwording
      * (i.e. google.com).
      * @private
      */
     startHotwordingIfEligible_: function() {
       this.findCurrentTab_(function(tab) {
         if (!tab) {
           this.stopHotwording_();
           return;
         }
         if (this.isEligibleUrl_(tab.url))
           this.startHotwording_();
       });
     },
 
-    /*
+    /**
      * Stops hotwording.
      * @private
      */
     stopHotwording_: function() {
       this.stateManager_.stopSession(hotword.constants.SessionSource.NTP);
       this.sendAllClients_(CommandToPage.HOTWORD_ENDED);
     },
 
-    /*
+    /**
      * Stops hotwording if the currently active tab is not eligible for
      * hotwording (i.e. google.com).
      * @private
      */
     stopHotwordingIfIneligibleTab_: function() {
       this.findCurrentTab_(function(tab) {
         if (!tab) {
           this.stopHotwording_();
           return;
         }
@@ skipping 66 matching lines @@
         this.stopHotwording_();
         this.disconnectAllClients_();
       }
     }
   };
 
   return {
     PageAudioManager: PageAudioManager
   };
 });