Settings Router Refactor: Migrate to settings.Route.navigateTo calls.

chrome/browser/resources/settings/device_page/keyboard.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-keyboard' is the settings subpage with keyboard settings.
  */
 
 // TODO(michaelpg): The docs below are duplicates of settings_dropdown_menu,
@@ skipping 99 matching lines @@
     this.showCapsLock_ = showCapsLock;
     this.showDiamondKey_ = showDiamondKey;
   },
 
   onShowKeyboardShortcutsOverlayTap_: function() {
     settings.DevicePageBrowserProxyImpl.getInstance()
         .showKeyboardShortcutsOverlay();
   },
 
   onShowLanguageInputTap_: function() {
-    this.currentRoute = {
-      page: 'advanced',
-      section: 'languages',
-      subpage: [],
-    };
+    settings.navigateTo(settings.Route.LANGUAGES);
   },
 });