Start to implement FetchEvent for ServiceWorker

Source/modules/serviceworkers/Response.cpp

+// 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.
+
+#include "config.h"
+#include "Response.h"
+
+#include "bindings/v8/Dictionary.h"
+#include "modules/serviceworkers/ResponseInit.h"
+#include "platform/NotImplemented.h"
+
+namespace WebCore {
+
+PassRefPtr<Response> Response::create()
+{
+    return create(Dictionary());
+}
+
+PassRefPtr<Response> Response::create(const Dictionary& responseInit)
+{
+    return adoptRef(new Response(ResponseInit(responseInit)));
+}
+
+void Response::headers(const Dictionary& headers)
+{
+    notImplemented();
+}
+
+Dictionary* Response::headers()
+{
+    // FIXME: Implement. Spec will eventually whitelist allowable headers.
+    return &m_headers;
+}
+
+Response::Response(const ResponseInit& responseInit)
+    : m_statusCode(responseInit.statusCode)
+    , m_statusText(responseInit.statusText)
+    , m_method(responseInit.method)
+    , m_headers(responseInit.headers)
+{
+    ScriptWrappable::init(this);
+}
+
+} // namespace WebCore