MD Settings: remove unsupported routes from guest-mode.

chrome/browser/resources/settings/basic_page/basic_page.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.
 
 /**
  * @fileoverview
  * 'settings-basic-page' is the settings page containing the actual settings.
  */
 Polymer({
   is: 'settings-basic-page',
@@ skipping 97 matching lines @@
   },
 
   /**
    * Overrides MainPageBehaviorImpl from MainPageBehavior.
    * @param {!settings.Route} newRoute
    * @param {settings.Route} oldRoute
    */
   currentRouteChanged: function(newRoute, oldRoute) {
     this.currentRoute_ = newRoute;
 
-    if (settings.Route.ADVANCED.contains(newRoute))
+    if (settings.routes.ADVANCED && settings.routes.ADVANCED.contains(newRoute))
       this.advancedToggleExpanded = true;
 
     if (oldRoute && oldRoute.isSubpage()) {
       // If the new route isn't the same expanded section, reset
       // hasExpandedSection_ for the next transition.
       if (!newRoute.isSubpage() || newRoute.section != oldRoute.section)
         this.hasExpandedSection_ = false;
     } else {
       assert(!this.hasExpandedSection_);
     }
@@ skipping 122 matching lines @@
 
   /**
    * @param {!settings.Route} currentRoute
    * @param {boolean} inSearchMode
    * @param {boolean} hasExpandedSection
    * @return {boolean} Whether to show the basic page, taking into account
    *     both routing and search state.
    * @private
    */
   showBasicPage_: function(currentRoute, inSearchMode, hasExpandedSection) {
-    return !hasExpandedSection || settings.Route.BASIC.contains(currentRoute);
+    return !hasExpandedSection || settings.routes.BASIC.contains(currentRoute);
   },
 
   /**
    * @param {!settings.Route} currentRoute
    * @param {boolean} inSearchMode
    * @param {boolean} hasExpandedSection
    * @param {boolean} advancedToggleExpanded
    * @return {boolean} Whether to show the advanced page, taking into account
    *     both routing and search state.
    * @private
    */
   showAdvancedPage_: function(
       currentRoute, inSearchMode, hasExpandedSection, advancedToggleExpanded) {
-    return hasExpandedSection ? settings.Route.ADVANCED.contains(currentRoute) :
-                                advancedToggleExpanded || inSearchMode;
+    return hasExpandedSection ?
+        (settings.routes.ADVANCED &&
+         settings.routes.ADVANCED.contains(currentRoute)) :
+        advancedToggleExpanded || inSearchMode;
   },
 
   /**
    * @param {(boolean|undefined)} visibility
    * @return {boolean} True unless visibility is false.
    * @private
    */
   showAdvancedSettings_: function(visibility) {
     return visibility !== false;
   },
 
   /**
    * @param {boolean} opened Whether the menu is expanded.
    * @return {string} Icon name.
    * @private
    */
   getArrowIcon_: function(opened) {
     return opened ? 'cr:arrow-drop-up' : 'cr:arrow-drop-down';
   },
 });