Window ownership -> WindowTreeHost

ui/keyboard/keyboard_util.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_UTIL_H_
 #define UI_KEYBOARD_KEYBOARD_UTIL_H_
 
 #include <string>
 
 #include "base/strings/string16.h"
 // TODO(beng): replace with forward decl once RootWindow is renamed.
 #include "ui/aura/window.h"
 #include "ui/keyboard/keyboard_export.h"
 
 struct GritResourceMap;
 
+namespace aura {
+class WindowEventDispatcher;
+}
+
 namespace keyboard {
 
 // Enumeration of swipe directions.
 enum CursorMoveDirection {
   kCursorMoveRight = 0x01,
   kCursorMoveLeft = 0x02,
   kCursorMoveUp = 0x04,
   kCursorMoveDown = 0x08
 };
 
@@ skipping 59 matching lines @@
 // resources in the returned array.
 KEYBOARD_EXPORT const GritResourceMap* GetKeyboardExtensionResources(
     size_t* size);
 
 // Logs the keyboard control event as a UMA stat.
 void LogKeyboardControlEvent(KeyboardControlEvent event);
 
 }  // namespace keyboard
 
 #endif  // UI_KEYBOARD_KEYBOARD_UTIL_H_