diff -r 000000000000 -r 6474c204b198 rdf/base/src/nsRDFBaseDataSources.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rdf/base/src/nsRDFBaseDataSources.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,32 @@
+/* -*- 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/. */
+
+/*
+
+  This header file just contains prototypes for the factory methods
+  for "builtin" data sources that are included in rdf.dll.
+
+  Each of these data sources is exposed to the external world via its
+  CID in ../include/nsRDFCID.h.
+
+*/
+
+#ifndef nsBaseDataSources_h__
+#define nsBaseDataSources_h__
+
+#include "nsError.h"
+class nsIRDFDataSource;
+
+// in nsInMemoryDataSource.cpp
+nsresult
+NS_NewRDFInMemoryDataSource(nsISupports* aOuter, const nsIID& aIID, void** aResult);
+
+// in nsRDFXMLDataSource.cpp
+extern nsresult
+NS_NewRDFXMLDataSource(nsIRDFDataSource** aResult);
+
+#endif // nsBaseDataSources_h__
+
+