ServiceWorker: Implement ServiceWorkerRegistration [1/3]

Source/modules/serviceworkers/ServiceWorkerRegistration.h

+// Copyright 2014 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 ServiceWorkerRegistration_h
+#define ServiceWorkerRegistration_h
+
+#include "core/dom/ActiveDOMObject.h"
+#include "core/events/EventTarget.h"
+#include "public/platform/WebServiceWorkerRegistration.h"
+#include "wtf/OwnPtr.h"
+#include "wtf/PassOwnPtr.h"
+#include "wtf/PassRefPtr.h"
+#include "wtf/RefCounted.h"
+
+namespace blink {
+
+class ScriptPromise;
+class ScriptPromiseResolver;
+class ScriptState;
+class WebServiceWorkerProvider;
+
+class ServiceWorkerRegistration FINAL
+    : public RefCountedWillBeRefCountedGarbageCollected<ServiceWorkerRegistration>
+    , public ActiveDOMObject
+    , public EventTargetWithInlineData {
+    REFCOUNTED_EVENT_TARGET(ServiceWorkerRegistration);
+    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(ServiceWorkerRegistration);
+public:
+    virtual ~ServiceWorkerRegistration() { }
+
+    // EventTarget override.
+    virtual const AtomicString& interfaceName() const OVERRIDE;
+    virtual ExecutionContext* executionContext() const OVERRIDE { return ActiveDOMObject::executionContext(); }
+
+    // For CallbackPromiseAdapter.
+    typedef WebServiceWorkerRegistration WebType;
+    static PassRefPtrWillBeRawPtr<ServiceWorkerRegistration> from(ScriptPromiseResolver*, WebType* registration);
+
+    String scope() const;
+
+    ScriptPromise unregister(ScriptState*);
+
+private:
+    static PassRefPtrWillBeRawPtr<ServiceWorkerRegistration> create(ExecutionContext*, PassOwnPtr<WebServiceWorkerRegistration>);
+    ServiceWorkerRegistration(ExecutionContext*, PassOwnPtr<WebServiceWorkerRegistration>);
+
+    OwnPtr<WebServiceWorkerRegistration> m_outerRegistration;
+    WebServiceWorkerProvider* m_provider;
+};
+
+} // namespace blink
+
+#endif // ServiceWorkerRegistration_h