1 files changed, 23 insertions, 0 deletions
diff --git a/dom/filehandle/SerializationHelpers.h b/dom/filehandle/SerializationHelpers.h
new file mode 100644
index 000000000..12a30442c
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+++ b/dom/filehandle/SerializationHelpers.h
@@ -0,0 +1,23 @@
+/* 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_dom_filehandle_SerializationHelpers_h
+#define mozilla_dom_filehandle_SerializationHelpers_h
+
+#include "ipc/IPCMessageUtils.h"
+
+#include "mozilla/dom/FileModeBinding.h"
+
+namespace IPC {
+
+template <>
+struct ParamTraits<mozilla::dom::FileMode> :
+  public ContiguousEnumSerializer<mozilla::dom::FileMode,
+                                  mozilla::dom::FileMode::Readonly,
+                                  mozilla::dom::FileMode::EndGuard_>
+{ };
+
+} // namespace IPC
+
+#endif // mozilla_dom_filehandle_SerializationHelpers_h