1 files changed, 24 insertions, 0 deletions
diff --git a/xpcom/glue/nsEnumeratorUtils.h b/xpcom/glue/nsEnumeratorUtils.h
new file mode 100644
index 000000000..f7a0db099
--- /dev/null
+++ b/xpcom/glue/nsEnumeratorUtils.h
@@ -0,0 +1,24 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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 nsEnumeratorUtils_h__
+#define nsEnumeratorUtils_h__
+
+#include "nscore.h"
+
+class nsISupports;
+class nsISimpleEnumerator;
+
+nsresult NS_NewEmptyEnumerator(nsISimpleEnumerator** aResult);
+
+nsresult NS_NewSingletonEnumerator(nsISimpleEnumerator** aResult,
+                                   nsISupports* aSingleton);
+
+nsresult NS_NewUnionEnumerator(nsISimpleEnumerator** aResult,
+                               nsISimpleEnumerator* aFirstEnumerator,
+                               nsISimpleEnumerator* aSecondEnumerator);
+
+#endif /* nsEnumeratorUtils_h__ */