Fix some JS style nits.

chrome/browser/resources/gaia_auth_host/saml_handler.js

 // Copyright 2015 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.
 
 <include src="post_message_channel.js">
 
 /**
  * @fileoverview Saml support for webview based auth.
  */
 
@@ skipping 87 matching lines @@
     this.abortedTopLevelUrl_ = null;
 
     /**
      * The domain of the Saml IdP.
      * @type {string}
      */
     this.authDomain = '';
 
     /**
      * Scraped password stored in an id to password field value map.
-     * @type {Object.<string, string>}
+     * @type {Object<string, string>}
      * @private
      */
     this.passwordStore_ = {};
 
     /**
      * Whether Saml API is initialized.
      * @type {boolean}
      */
     this.apiInitialized_ = false;
 
@@ skipping 73 matching lines @@
     /**
      * Returns the number of scraped passwords.
      * @return {number}
      */
     get scrapedPasswordCount() {
       return this.getConsolidatedScrapedPasswords_().length;
     },
 
     /**
      * Gets the de-duped scraped passwords.
-     * @return {Array.<string>}
+     * @return {Array<string>}
      * @private
      */
     getConsolidatedScrapedPasswords_: function() {
       var passwords = {};
       for (var property in this.passwordStore_) {
         passwords[this.passwordStore_[property]] = true;
       }
       return Object.keys(passwords);
     },
 
@@ skipping 231 matching lines @@
 
     onGetSAMLFlag_: function(channel, msg) {
       return this.isSamlPage_;
     },
   };
 
   return {
     SamlHandler: SamlHandler
   };
 });