MD Settings: remove unsupported routes from guest-mode.

chrome/browser/resources/settings/device_page/device_page.js

 // Copyright 2016 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-device-page' is the settings page for device and
  * peripheral settings.
  */
 Polymer({
   is: 'settings-device-page',
@@ skipping 39 matching lines @@
         return loadTimeData.getBoolean('enablePowerSettings');
       },
       readOnly: true,
     },
 
     /** @private {!Map<string, string>} */
     focusConfig_: {
       type: Object,
       value: function() {
         var map = new Map();
-        map.set(settings.Route.POINTERS.path, '#pointersRow .subpage-arrow');
-        map.set(settings.Route.KEYBOARD.path, '#keyboardRow .subpage-arrow');
-        map.set(settings.Route.STYLUS.path, '#stylusRow .subpage-arrow');
-        map.set(settings.Route.DISPLAY.path, '#displayRow .subpage-arrow');
-        map.set(settings.Route.STORAGE.path, '#storageRow .subpage-arrow');
-        map.set(settings.Route.POWER.path, '#powerRow .subpage-arrow');
+        if (settings.routes.POINTERS)
+          map.set(settings.routes.POINTERS.path, '#pointersRow .subpage-arrow');
+        if (settings.routes.KEYBOARD)
+          map.set(settings.routes.KEYBOARD.path, '#keyboardRow .subpage-arrow');
+        if (settings.routes.STYLUS)
+          map.set(settings.routes.STYLUS.path, '#stylusRow .subpage-arrow');
+        if (settings.routes.DISPLAY)
+          map.set(settings.routes.DISPLAY.path, '#displayRow .subpage-arrow');
+        if (settings.routes.STORAGE)
+          map.set(settings.routes.STORAGE.path, '#storageRow .subpage-arrow');
+        if (settings.routes.POWER)
+          map.set(settings.routes.POWER.path, '#powerRow .subpage-arrow');
         return map;
       },
     },
   },
 
   observers: [
     'pointersChanged_(hasMouse_, hasTouchpad_)',
   ],
 
   /** @override */
@@ skipping 21 matching lines @@
     if (this.hasTouchpad_)
       return this.i18n('touchpadTitle');
     return '';
   },
 
   /**
    * Handler for tapping the mouse and touchpad settings menu item.
    * @private
    */
   onPointersTap_: function() {
-    settings.navigateTo(settings.Route.POINTERS);
+    settings.navigateTo(settings.routes.POINTERS);
   },
 
   /**
    * Handler for tapping the Keyboard settings menu item.
    * @private
    */
   onKeyboardTap_: function() {
-    settings.navigateTo(settings.Route.KEYBOARD);
+    settings.navigateTo(settings.routes.KEYBOARD);
   },
 
   /**
    * Handler for tapping the Keyboard settings menu item.
    * @private
    */
   onStylusTap_: function() {
-    settings.navigateTo(settings.Route.STYLUS);
+    settings.navigateTo(settings.routes.STYLUS);
   },
 
   /**
    * Handler for tapping the Display settings menu item.
    * @private
    */
   onDisplayTap_: function() {
-    settings.navigateTo(settings.Route.DISPLAY);
+    settings.navigateTo(settings.routes.DISPLAY);
   },
 
   /**
    * Handler for tapping the Storage settings menu item.
    * @private
    */
   onStorageTap_: function() {
-    settings.navigateTo(settings.Route.STORAGE);
+    settings.navigateTo(settings.routes.STORAGE);
   },
 
   /**
    * Handler for tapping the Power settings menu item.
    * @private
    */
   onPowerTap_: function() {
-    settings.navigateTo(settings.Route.POWER);
+    settings.navigateTo(settings.routes.POWER);
   },
 
   /** @protected */
   currentRouteChanged: function() {
     this.checkPointerSubpage_();
   },
 
   /**
    * @param {boolean} hasMouse
    * @param {boolean} hasTouchpad
    * @private
    */
   pointersChanged_: function(hasMouse, hasTouchpad) {
     this.$.pointersRow.hidden = !hasMouse && !hasTouchpad;
     this.checkPointerSubpage_();
   },
 
   /**
    * Leaves the pointer subpage if all pointing devices are detached.
    * @private
    */
   checkPointerSubpage_: function() {
     // Check that the properties have explicitly been set to false.
     if (this.hasMouse_ === false && this.hasTouchpad_ === false &&
-        settings.getCurrentRoute() == settings.Route.POINTERS) {
-      settings.navigateTo(settings.Route.DEVICE);
+        settings.getCurrentRoute() == settings.routes.POINTERS) {
+      settings.navigateTo(settings.routes.DEVICE);
     }
   },
 });