diff -r 000000000000 -r 6474c204b198 intl/locale/public/nsCharsetAlias.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/intl/locale/public/nsCharsetAlias.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,25 @@
+/* -*- 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 nsCharsetAlias_h___
+#define nsCharsetAlias_h___
+
+#include "nscore.h"
+#include "nsString.h"
+
+class nsCharsetConverterManager;
+class nsScriptableUnicodeConverter;
+
+class nsCharsetAlias
+{
+   friend class nsCharsetConverterManager;
+   friend class nsScriptableUnicodeConverter;
+   static nsresult GetPreferredInternal(const nsACString& aAlias, nsACString& aResult);
+public:
+   static nsresult GetPreferred(const nsACString& aAlias, nsACString& aResult);
+   static nsresult Equals(const nsACString& aCharset1, const nsACString& aCharset2, bool* aResult);
+};
+
+#endif /* nsCharsetAlias_h___ */