Introduce PlatformNotification structures and converters

third_party/WebKit/Source/platform/PlatformNotificationConverters.h

Index: third_party/WebKit/Source/platform/PlatformNotificationConverters.h
diff --git a/third_party/WebKit/Source/platform/PlatformNotificationConverters.h b/third_party/WebKit/Source/platform/PlatformNotificationConverters.h
new file mode 100644
index 0000000000000000000000000000000000000000..e95f218854da062992e5ef76520adec7477132e7
--- /dev/null
+++ b/third_party/WebKit/Source/platform/PlatformNotificationConverters.h
@@ -0,0 +1,29 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef PlatformNotificationConverters_h
+#define PlatformNotificationConverters_h
+
+#include "mojo/public/cpp/bindings/type_converter.h"
+#include "platform/PlatformExport.h"
+#include "platform/PlatformNotification.h"
+#include "public/platform/modules/notifications/notification.mojom-wtf.h"
+
+namespace mojo {
+
+template <>
+struct PLATFORM_EXPORT TypeConverter<blink::PlatformNotification, blink::mojom::wtf::NotificationPtr> {
+    static blink::PlatformNotification Convert(
+        const blink::mojom::wtf::NotificationPtr&);
+};
+
+template <>
+struct PLATFORM_EXPORT TypeConverter<blink::mojom::wtf::NotificationPtr, blink::PlatformNotification> {
+    static blink::mojom::wtf::NotificationPtr Convert(
+        const blink::PlatformNotification&);
+};
+
+} // namespace mojo
+
+#endif // PlatformNotificationConverters_h