diff -r 000000000000 -r 6474c204b198 toolkit/components/downloads/SQLFunctions.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolkit/components/downloads/SQLFunctions.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,45 @@
+/* vim: sw=2 ts=2 et lcs=trail\:.,tab\:>~ :
+ * 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 mozilla_downloads_SQLFunctions_h
+#define mozilla_downloads_SQLFunctions_h
+
+#include "mozIStorageFunction.h"
+#include "mozilla/Attributes.h"
+
+class nsCString;
+class mozIStorageConnection;
+
+namespace mozilla {
+namespace downloads {
+
+/**
+ * SQL function to generate a GUID for a place or bookmark item.  This is just
+ * a wrapper around GenerateGUID in SQLFunctions.cpp.
+ *
+ * @return a guid for the item.
+ * @see toolkit/components/places/SQLFunctions.h - keep this in sync
+ */
+class GenerateGUIDFunction MOZ_FINAL : public mozIStorageFunction
+{
+public:
+  NS_DECL_THREADSAFE_ISUPPORTS
+  NS_DECL_MOZISTORAGEFUNCTION
+
+  /**
+   * Registers the function with the specified database connection.
+   *
+   * @param aDBConn
+   *        The database connection to register with.
+   */
+   static nsresult create(mozIStorageConnection *aDBConn);
+};
+
+nsresult GenerateGUID(nsCString& _guid);
+
+} // namespace downloads
+} // namespace mozilla
+
+#endif