Implement the Request/Response bits of Background Fetch

third_party/WebKit/Source/modules/background_fetch/BackgroundFetchSettledRequest.h

Index: third_party/WebKit/Source/modules/background_fetch/BackgroundFetchSettledRequest.h
diff --git a/third_party/WebKit/Source/modules/background_fetch/BackgroundFetchSettledRequest.h b/third_party/WebKit/Source/modules/background_fetch/BackgroundFetchSettledRequest.h
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index 0000000000000000000000000000000000000000..0761c5589120b55c419be6b18a98869a29c10478
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+++ b/third_party/WebKit/Source/modules/background_fetch/BackgroundFetchSettledRequest.h
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+// Copyright 2017 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 BackgroundFetchSettledRequest_h
+#define BackgroundFetchSettledRequest_h
+
+#include "modules/background_fetch/BackgroundFetchRequest.h"
+#include "platform/heap/Handle.h"
+
+namespace blink {
+
+class Request;
+class Response;
+
+// Interface for providing developers access to the Request/Response pairs when
+// a background fetch has settled, either through the `backgroundfetched` event
+// in case of success, or `backgroundfetchfail` in case of failure.
+class BackgroundFetchSettledRequest final : public BackgroundFetchRequest {
+  DEFINE_WRAPPERTYPEINFO();
+
+ public:
+  static BackgroundFetchSettledRequest* create(Request* request,
+                                               Response* response) {
+    return new BackgroundFetchSettledRequest(request, response);
+  }
+
+  // Web Exposed attribute defined in the IDL file.
+  Response* response() const;
+
+  DECLARE_VIRTUAL_TRACE();
+
+ private:
+  BackgroundFetchSettledRequest(Request*, Response*);
+
+  Member<Response> m_response;
+};
+
+}  // namespace blink
+
+#endif  // BackgroundFetchSettledRequest_h