Adding slightly clearer separation between SW and EmbeddedWorker (still incomplete)

content/browser/service_worker/service_worker_version.h

 // Copyright 2013 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_VERSION_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_VERSION_H_
 
 #include "base/basictypes.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/common/content_export.h"
 
 class GURL;
 
 namespace content {
 
 class EmbeddedWorkerInstance;
 class EmbeddedWorkerRegistry;
 class ServiceWorkerProviderHost;
 class ServiceWorkerRegistration;
+struct ServiceWorkerFetchRequest;
 
 // This class corresponds to a specific version of a ServiceWorker
 // script for a given pattern. When a script is upgraded, there may be
 // more than one ServiceWorkerVersion "running" at a time, but only
 // one of them is active. This class connects the actual script with a
 // running worker.
 // Instances of this class are in one of two install states:
 // - Pending: The script is in the process of being installed. There
 //            may be another active script running.
 // - Active: The script is the only worker handling requests for the
@@ skipping 30 matching lines @@
 
   int64 version_id() const { return version_id_; }
 
   void Shutdown();
   bool is_shutdown() const { return is_shutdown_; }
 
   // Starts and stops an embedded worker for this version.
   void StartWorker();
   void StopWorker();
 
+  // Sends fetch event to the associated embedded worker.
+  // This immediately returns false if the worker is not running
+  // or sending a message to the child process fails.
+  bool DispatchFetchEvent(const ServiceWorkerFetchRequest& request);
+
   // Called when this version is associated to a provider host.
   // Non-null |provider_host| must be given.
   void OnAssociateProvider(ServiceWorkerProviderHost* provider_host);
   void OnUnassociateProvider(ServiceWorkerProviderHost* provider_host);
 
  private:
   friend class base::RefCounted<ServiceWorkerVersion>;
 
   ~ServiceWorkerVersion();
 
   const int64 version_id_;
 
   bool is_shutdown_;
   scoped_refptr<ServiceWorkerRegistration> registration_;
 
   scoped_ptr<EmbeddedWorkerInstance> embedded_worker_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerVersion);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_VERSION_H_