1 files changed, 57 insertions, 0 deletions
diff --git a/chromium/content/browser/service_worker/service_worker_fetch_dispatcher.h b/chromium/content/browser/service_worker/service_worker_fetch_dispatcher.h
new file mode 100644
index 00000000000..9e595ab0870
--- /dev/null
+++ b/chromium/content/browser/service_worker/service_worker_fetch_dispatcher.h
@@ -0,0 +1,57 @@
+// 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 CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_FETCH_DISPATCHER_H_
+#define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_FETCH_DISPATCHER_H_
+
+#include "base/basictypes.h"
+#include "base/callback.h"
+#include "base/memory/weak_ptr.h"
+#include "content/common/service_worker/service_worker_status_code.h"
+#include "content/common/service_worker/service_worker_types.h"
+
+namespace net {
+class URLRequest;
+}
+
+namespace content {
+
+class ServiceWorkerVersion;
+
+// A helper class to dispatch fetch event to a service worker.
+class ServiceWorkerFetchDispatcher {
+ public:
+  typedef base::Callback<void(ServiceWorkerStatusCode,
+                              ServiceWorkerFetchEventResult,
+                              const ServiceWorkerResponse&)> FetchCallback;
+
+  ServiceWorkerFetchDispatcher(
+      net::URLRequest* request,
+      ServiceWorkerVersion* version,
+      const FetchCallback& callback);
+  ~ServiceWorkerFetchDispatcher();
+
+  // Dispatches a fetch event to the |version| given in ctor, and fires
+  // |callback| (also given in ctor) when finishes.
+  void Run();
+
+ private:
+  void DidWaitActivation();
+  void DidFailActivation();
+  void DispatchFetchEvent();
+  void DidFinish(ServiceWorkerStatusCode status,
+                 ServiceWorkerFetchEventResult fetch_result,
+                 const ServiceWorkerResponse& response);
+
+  scoped_refptr<ServiceWorkerVersion> version_;
+  FetchCallback callback_;
+  ServiceWorkerFetchRequest request_;
+  base::WeakPtrFactory<ServiceWorkerFetchDispatcher> weak_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(ServiceWorkerFetchDispatcher);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_FETCH_DISPATCHER_H_