WebUIHandler for chrome://keyboard

ui/keyboard/keyboard_ui_controller.h

 // Copyright (c) 2013 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.
 
 #ifndef UI_KEYBOARD_KEYBOARD_UI_CONTROLLER_H_
 #define UI_KEYBOARD_KEYBOARD_UI_CONTROLLER_H_
 
 #include "content/public/browser/web_ui_controller.h"
 #include "ui/keyboard/keyboard_export.h"
 
+namespace aura {
+class RootWindow;
+};
+
 namespace content {
 class WebUI;
 };
 
 namespace keyboard {
 
 // WebUIController for chrome://keyboard/.
 class KEYBOARD_EXPORT KeyboardUIController : public content::WebUIController {
  public:
+  // Creates a WebUIController for chrome://keyboard that will log events.
   explicit KeyboardUIController(content::WebUI* web_ui);
+
+  // Creates a WebUIController for chrome://keyboard that will route events
+  // from the keyboard to |root_window|.
+  KeyboardUIController(content::WebUI* web_ui, aura::RootWindow* root_window);
+
   virtual ~KeyboardUIController();
 
  private:
+  void Init(content::WebUI* web_ui, aura::RootWindow* root_window);
+
   DISALLOW_COPY_AND_ASSIGN(KeyboardUIController);
 };
 
 }  // namespace keyboard
 
 #endif  // UI_KEYBOARD_KEYBOARD_UI_CONTROLLER_H_