Support dispatching ServiceWorker FetchEvent and receiving response

content/renderer/service_worker/service_worker_script_context.cc

 // 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 "content/renderer/service_worker/service_worker_script_context.h"
 
 #include "base/logging.h"
 #include "content/common/service_worker/service_worker_messages.h"
 #include "content/renderer/service_worker/embedded_worker_context_client.h"
 #include "ipc/ipc_message.h"
@@ skipping 25 matching lines @@
   DCHECK(handled);
   current_request_id_ = kInvalidRequestId;
 }
 
 void ServiceWorkerScriptContext::DidHandleInstallEvent(int request_id) {
   Send(request_id, ServiceWorkerHostMsg_InstallEventFinished());
 }
 
 void ServiceWorkerScriptContext::DidHandleFetchEvent(
     int request_id,
-    const ServiceWorkerFetchResponse& response) {
-  Send(request_id, ServiceWorkerHostMsg_FetchEventFinished(response));
+    ServiceWorkerFetchEventResult result,
+    const ServiceWorkerResponse& response) {
+  Send(request_id, ServiceWorkerHostMsg_FetchEventFinished(result, response));
 }
 
 void ServiceWorkerScriptContext::Send(int request_id,
                                       const IPC::Message& message) {
   embedded_context_->SendMessageToBrowser(request_id, message);
 }
 
 void ServiceWorkerScriptContext::OnInstallEvent(
     int active_version_embedded_worker_id) {
   proxy_->dispatchInstallEvent(current_request_id_);
 }
 
 void ServiceWorkerScriptContext::OnFetchEvent(
     const ServiceWorkerFetchRequest& request) {
-  // TODO(falken): Dispatch the event to Blink and wait for the response from
-  // respondWith. This is just a dummy response now.
-  DidHandleFetchEvent(current_request_id_, ServiceWorkerFetchResponse(
-      200, "OK", "GET", std::map<std::string, std::string>()));
+  // TODO(falken): Pass in the request.
+  proxy_->dispatchFetchEvent(current_request_id_);
 }
 
 }  // namespace content