diff -r 000000000000 -r 6474c204b198 netwerk/socket/nsSOCKSSocketProvider.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/netwerk/socket/nsSOCKSSocketProvider.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,34 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * 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 nsSOCKSSocketProvider_h__
+#define nsSOCKSSocketProvider_h__
+
+#include "nsISocketProvider.h"
+
+// values for ctor's |version| argument
+enum {
+    NS_SOCKS_VERSION_4 = 4,
+    NS_SOCKS_VERSION_5 = 5
+};
+
+class nsSOCKSSocketProvider : public nsISocketProvider
+{
+public:
+    NS_DECL_THREADSAFE_ISUPPORTS
+    NS_DECL_NSISOCKETPROVIDER
+    
+    nsSOCKSSocketProvider(uint32_t version) : mVersion(version) {}
+    virtual ~nsSOCKSSocketProvider() {}
+    
+    static nsresult CreateV4(nsISupports *, REFNSIID aIID, void **aResult);
+    static nsresult CreateV5(nsISupports *, REFNSIID aIID, void **aResult);
+    
+private:
+    uint32_t mVersion; // NS_SOCKS_VERSION_4 or 5
+};
+
+#endif /* nsSOCKSSocketProvider_h__ */