Identify service worker version at main resource load time.

content/child/service_worker/service_worker_network_provider.h

 // 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_CHILD_SERVICE_WORKER_SERVICE_WORKER_NETWORK_PROVIDER_IMPL_H_
 #define CONTENT_CHILD_SERVICE_WORKER_SERVICE_WORKER_NETWORK_PROVIDER_IMPL_H_
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/supports_user_data.h"
@@ skipping 20 matching lines @@
       scoped_ptr<ServiceWorkerNetworkProvider> network_provider);
 
   static ServiceWorkerNetworkProvider* FromDocumentState(
       base::SupportsUserData* document_state);
 
   ServiceWorkerNetworkProvider();
   virtual ~ServiceWorkerNetworkProvider();
 
   int provider_id() const { return provider_id_; }
 
+  void SetServiceWorkerVersionId(int64 version_id);
+
  private:
   const int provider_id_;
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerNetworkProvider);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_CHILD_SERVICE_WORKER_WEB_SERVICE_WORKER_PROVIDER_IMPL_H_