Move more methods from NWW to HWNDMessageHandler.

ui/base/win/shell.h

 // Copyright (c) 2011 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_BASE_WIN_SHELL_H_
 #define UI_BASE_WIN_SHELL_H_
 
 #include <windows.h>
 
 #include "base/string16.h"
@@ skipping 28 matching lines @@
 bool OpenItemWithExternalApp(const string16& full_path);
 
 // Sets the application id given as the Application Model ID for the window
 // specified.  This method is used to insure that different web applications
 // do not group together on the Win7 task bar.
 UI_EXPORT void SetAppIdForWindow(const string16& app_id, HWND hwnd);
 
 // Sets the application icon for the window specified.
 UI_EXPORT void SetAppIconForWindow(const string16& app_icon, HWND hwnd);
 
+// Returns true if composition is available and turned on on the current
+// platform.
+UI_EXPORT bool IsAeroGlassEnabled();
+
 }  // namespace win
 }  // namespace ui
 
 #endif  // UI_BASE_WIN_SHELL_H_