1 files changed, 39 insertions, 0 deletions
diff --git a/widget/WidgetMessageUtils.h b/widget/WidgetMessageUtils.h
new file mode 100644
index 0000000000..8ab831a206
--- /dev/null
+++ b/widget/WidgetMessageUtils.h
@@ -0,0 +1,39 @@
+/* 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_WidgetMessageUtils_h
+#define mozilla_WidgetMessageUtils_h
+
+#include "ipc/IPCMessageUtils.h"
+#include "mozilla/LookAndFeel.h"
+
+namespace IPC {
+
+template<>
+struct ParamTraits<LookAndFeelInt>
+{
+  typedef LookAndFeelInt paramType;
+
+  static void Write(Message* aMsg, const paramType& aParam)
+  {
+    WriteParam(aMsg, aParam.id);
+    WriteParam(aMsg, aParam.value);
+  }
+
+  static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
+  {
+    int32_t id, value;
+    if (ReadParam(aMsg, aIter, &id) &&
+        ReadParam(aMsg, aIter, &value)) {
+      aResult->id = id;
+      aResult->value = value;
+      return true;
+    }
+    return false;
+  }
+};
+
+} // namespace IPC
+
+#endif // WidgetMessageUtils_h