MD Settings: First half of Device > Keyboard sub-page.

chrome/browser/resources/settings/settings_page/settings_router.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-router' is a simple router for settings. Its responsibilities:
  *  - Update the URL when the routing state changes.
  *  - Initialize the routing state with the initial URL.
  *  - Process and validate all routing state changes.
@@ skipping 378 matching lines @@
     },
 </if>
 <if expr="chromeos">
     {
       url: '/pointer-overlay',
       page: 'basic',
       section: 'device',
       subpage: ['touchpad'],
       subpageTitles: ['touchpadTitle'],
     },
+    {
+      url: '/keyboard-overlay',
+      page: 'basic',
+      section: 'device',
+      subpage: ['keyboard'],
+      subpageTitles: ['keyboardTitle'],
+    },
 </if>
   ],
 
   /**
    * Sets up a history popstate observer.
    */
   created: function() {
     window.addEventListener('popstate', function(event) {
       if (event.state && event.state.page)
         this.currentRoute = event.state;
@@ skipping 46 matching lines @@
           window.history.replaceState(historicState, document.title);
         }
 
         return;
       }
     }
 
     assertNotReached('Route not found: ' + JSON.stringify(newRoute));
   },
 });