[PROTOTYPE] ServiceWorker: Add ServiceWorkerMessageEvent impl.

Source/modules/serviceworkers/ServiceWorkerMessageEvent.h

Index: Source/modules/serviceworkers/ServiceWorkerMessageEvent.h
diff --git a/Source/modules/serviceworkers/ServiceWorkerMessageEvent.h b/Source/modules/serviceworkers/ServiceWorkerMessageEvent.h
new file mode 100644
index 0000000000000000000000000000000000000000..feddb9a0aa72fed7d41ebf390cf7d3b1e7e3a130
--- /dev/null
+++ b/Source/modules/serviceworkers/ServiceWorkerMessageEvent.h
@@ -0,0 +1,73 @@
+// Copyright 2015 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 ServiceWorkerMessageEvent_h
+#define ServiceWorkerMessageEvent_h
+
+#include "bindings/modules/v8/UnionTypesModules.h"
+#include "core/dom/DOMArrayBuffer.h"
+#include "core/dom/MessagePort.h"
+#include "modules/EventModules.h"
+#include "modules/ModulesExport.h"
+#include "modules/serviceworkers/ServiceWorker.h"
+
+namespace blink {
+
+struct ServiceWorkerMessageEventInit : public EventInit {
+    ServiceWorkerMessageEventInit();
+
+    String origin;
+    String lastEventId;
+    ServiceWorkerOrMessagePort source;
+    MessagePortArray ports;
+};
+
+class MODULES_EXPORT ServiceWorkerMessageEvent final : public Event {
+    DEFINE_WRAPPERTYPEINFO();
+public:
+    static PassRefPtrWillBeRawPtr<ServiceWorkerMessageEvent> create()
+    {
+        return adoptRefWillBeNoop(new ServiceWorkerMessageEvent);
+    }
+
+    static PassRefPtrWillBeRawPtr<ServiceWorkerMessageEvent> create(const AtomicString& type, ServiceWorkerMessageEventInit& initializer)
+    {
+        return adoptRefWillBeNoop(new ServiceWorkerMessageEvent(type, initializer));
+    }
+
+    virtual ~ServiceWorkerMessageEvent();
+
+    void initServiceWorkerMessageEvent(const AtomicString& type, bool canBubble, bool cancelable, const String& origin, const String& lastEventId, const ServiceWorkerOrMessagePort& source, PassOwnPtrWillBeRawPtr<MessagePortArray> ports);
+
+    const String& origin() const { return m_origin; }
+    const String& lastEventId() const { return m_lastEventId; }
+    void source(ServiceWorkerOrMessagePort& result) const { result = m_source; }
+    MessagePortArray ports() const { return m_ports ? *m_ports : MessagePortArray(); }
+
+    virtual const AtomicString& interfaceName() const override;
+
+    SerializedScriptValue* serializedData() const { return m_serializedData.get(); }
+
+    void setSerializedData(PassRefPtr<SerializedScriptValue> data)
+    {
+        ASSERT(!m_serializedData);
+        m_serializedData = data;
+    }
+
+    DECLARE_VIRTUAL_TRACE();
+
+private:
+    ServiceWorkerMessageEvent();
+    ServiceWorkerMessageEvent(const AtomicString& type, const ServiceWorkerMessageEventInit& initializer);
+
+    String m_origin;
+    String m_lastEventId;
+    ServiceWorkerOrMessagePort m_source;
+    RefPtr<SerializedScriptValue> m_serializedData;
+    OwnPtrWillBeMember<MessagePortArray> m_ports;
+};
+
+} // namespace blink
+
+#endif // ServiceWorkerMessageEvent_h