diff -r 000000000000 -r 6474c204b198 netwerk/streamconv/src/nsStreamConverterService.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/netwerk/streamconv/src/nsStreamConverterService.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,43 @@
+/* -*- Mode: C++; tab-width: 4; 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 __nsstreamconverterservice__h___
+#define __nsstreamconverterservice__h___
+
+#include "nsIStreamConverterService.h"
+
+#include "nsHashtable.h"
+#include "nsTArrayForwardDeclare.h"
+
+class nsCString;
+
+class nsStreamConverterService : public nsIStreamConverterService {
+public:
+    /////////////////////////////////////////////////////
+    // nsISupports methods
+    NS_DECL_ISUPPORTS
+
+
+    /////////////////////////////////////////////////////
+    // nsIStreamConverterService methods
+    NS_DECL_NSISTREAMCONVERTERSERVICE
+
+    /////////////////////////////////////////////////////
+    // nsStreamConverterService methods
+    nsStreamConverterService();
+    virtual ~nsStreamConverterService();
+
+private:
+    // Responsible for finding a converter for the given MIME-type.
+    nsresult FindConverter(const char *aContractID, nsTArray<nsCString> **aEdgeList);
+    nsresult BuildGraph(void);
+    nsresult AddAdjacency(const char *aContractID);
+    nsresult ParseFromTo(const char *aContractID, nsCString &aFromRes, nsCString &aToRes);
+
+    // member variables
+    nsObjectHashtable mAdjacencyList;
+};
+
+#endif // __nsstreamconverterservice__h___