diff -r 000000000000 -r 6474c204b198 xpcom/io/nsDirectoryService.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/xpcom/io/nsDirectoryService.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,64 @@
+/* -*- 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 nsDirectoryService_h___
+#define nsDirectoryService_h___
+
+#include "nsIDirectoryService.h"
+#include "nsInterfaceHashtable.h"
+#include "nsIFile.h"
+#include "nsIAtom.h"
+#include "nsTArray.h"
+#include "mozilla/Attributes.h"
+
+#define NS_XPCOM_INIT_CURRENT_PROCESS_DIR       "MozBinD"   // Can be used to set NS_XPCOM_CURRENT_PROCESS_DIR
+                                                            // CANNOT be used to GET a location
+#define NS_DIRECTORY_SERVICE_CID  {0xf00152d0,0xb40b,0x11d3,{0x8c, 0x9c, 0x00, 0x00, 0x64, 0x65, 0x73, 0x74}}
+
+class nsDirectoryService MOZ_FINAL : public nsIDirectoryService,
+                                     public nsIProperties,
+                                     public nsIDirectoryServiceProvider2
+{
+  public:
+
+  // nsISupports interface
+  NS_DECL_THREADSAFE_ISUPPORTS
+
+  NS_DECL_NSIPROPERTIES  
+
+  NS_DECL_NSIDIRECTORYSERVICE
+
+  NS_DECL_NSIDIRECTORYSERVICEPROVIDER
+  
+  NS_DECL_NSIDIRECTORYSERVICEPROVIDER2
+
+  nsDirectoryService();
+   ~nsDirectoryService();
+
+  static void RealInit();
+  void RegisterCategoryProviders();
+
+  static nsresult
+  Create(nsISupports *aOuter, REFNSIID aIID, void **aResult);
+
+  static nsDirectoryService* gService;
+
+private:
+    nsresult GetCurrentProcessDirectory(nsIFile** aFile);
+    
+    nsInterfaceHashtable<nsCStringHashKey, nsIFile> mHashtable;
+    nsTArray<nsCOMPtr<nsIDirectoryServiceProvider> > mProviders;
+
+public:
+
+#define DIR_ATOM(name_, value_) static nsIAtom* name_;
+#include "nsDirectoryServiceAtomList.h"
+#undef DIR_ATOM
+
+};
+
+
+#endif
+