Store the service worker script and its imports on first load... kinda

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 <vector>
 
 #include "base/basictypes.h"
@@ skipping 52 matching lines @@
     NEW,         // The version is just created.
     INSTALLING,  // Install event is dispatched and being handled.
     INSTALLED,   // Install event is finished and is ready to be activated.
     ACTIVATING,  // Activate event is dispatched and being handled.
     ACTIVE,      // Activation is finished and can run as active.
     DEACTIVATED, // The version is no longer running as active, due to
                  // unregistration or replace. (TODO(kinuko): we may need
                  // different states for different termination sequences)
   };
 
-  class Listener {
+  class CONTENT_EXPORT Listener {
    public:
     virtual void OnWorkerStarted(ServiceWorkerVersion* version) = 0;
     virtual void OnWorkerStopped(ServiceWorkerVersion* version) = 0;
     virtual void OnVersionStateChanged(ServiceWorkerVersion* version) = 0;
     virtual void OnErrorReported(ServiceWorkerVersion* version,
                                  const base::string16& error_message,
                                  int line_number,
                                  int column_number,
                                  const GURL& source_url) = 0;
     virtual void OnReportConsoleMessage(ServiceWorkerVersion* version,
                                         int source_identifier,
                                         int message_level,
                                         const base::string16& message,
                                         int line_number,
                                         const GURL& source_url) = 0;
+    virtual void OnMainScriptCacheResult(ServiceWorkerVersion* version,
+                                         bool success) {}
   };
 
   ServiceWorkerVersion(
       ServiceWorkerRegistration* registration,
       int64 version_id,
       base::WeakPtr<ServiceWorkerContextCore> context);
 
   int64 version_id() const { return version_id_; }
   int64 registration_id() const { return registration_id_; }
 
@@ skipping 109 matching lines @@
   virtual void OnReportConsoleMessage(int source_identifier,
                                       int message_level,
                                       const base::string16& message,
                                       int line_number,
                                       const GURL& source_url) OVERRIDE;
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
 
   void AddToScriptCache(const GURL& url, int64 resource_id);
   int64 LookupInScriptCache(const GURL& url);
 
+  // Propagates to to Listeners.
+  void NotifyMainScriptCacheResult(bool success);
+
  private:
   typedef ServiceWorkerVersion self;
   typedef std::map<ServiceWorkerProviderHost*, int> ControlleeMap;
   typedef IDMap<ServiceWorkerProviderHost> ControlleeByIDMap;
   typedef std::map<GURL, int64> ResourceIDMap;
   friend class base::RefCounted<ServiceWorkerVersion>;
 
   virtual ~ServiceWorkerVersion();
 
   void RunStartWorkerCallbacksOnError(ServiceWorkerStatusCode status);
@@ skipping 37 matching lines @@
   ResourceIDMap script_cache_map_;
 
   base::WeakPtrFactory<ServiceWorkerVersion> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerVersion);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_VERSION_H_