diff -r 000000000000 -r 6474c204b198 parser/xml/src/nsSAXLocator.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/parser/xml/src/nsSAXLocator.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,37 @@
+/* -*- 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 nsSAXLocator_h__
+#define nsSAXLocator_h__
+
+#include "nsISAXLocator.h"
+#include "nsString.h"
+#include "mozilla/Attributes.h"
+
+#define NS_SAXLOCATOR_CONTRACTID "@mozilla.org/saxparser/locator;1"
+#define NS_SAXLOCATOR_CID  \
+{/* {c1cd4045-846b-43bb-a95e-745a3d7b40e0}*/ \
+0xc1cd4045, 0x846b, 0x43bb, \
+{ 0xa9, 0x5e, 0x74, 0x5a, 0x3d, 0x7b, 0x40, 0xe0} }
+
+class nsSAXLocator MOZ_FINAL : public nsISAXLocator
+{
+public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSISAXLOCATOR
+
+  nsSAXLocator(nsString& aPublicId,
+               nsString& aSystemId,
+               int32_t aLineNumber,
+               int32_t aColumnNumber);
+
+private:
+  nsString mPublicId;
+  nsString mSystemId;
+  int32_t mLineNumber;
+  int32_t mColumnNumber;
+};
+
+#endif //nsSAXLocator_h__