diff -r 000000000000 -r 6474c204b198 browser/components/shell/src/nsWindowsShellService.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/components/shell/src/nsWindowsShellService.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,36 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef nswindowsshellservice_h____
+#define nswindowsshellservice_h____
+
+#include "nscore.h"
+#include "nsStringAPI.h"
+#include "nsIWindowsShellService.h"
+#include "nsITimer.h"
+
+#include <windows.h>
+#include <ole2.h>
+
+class nsWindowsShellService : public nsIWindowsShellService
+{
+public:
+  nsWindowsShellService();
+  virtual ~nsWindowsShellService();
+
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSISHELLSERVICE
+  NS_DECL_NSIWINDOWSSHELLSERVICE
+
+protected:
+  bool IsDefaultBrowserVista(bool aCheckAllTypes, bool* aIsDefaultBrowser);
+  nsresult LaunchControlPanelDefaultPrograms();
+  nsresult LaunchHTTPHandlerPane();
+
+private:
+  bool      mCheckedThisSession;
+};
+
+#endif // nswindowsshellservice_h____