Browser side of new ServiceWorker 'sync' event.

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 132 matching lines @@
   void DispatchActivateEvent(const StatusCallback& callback);
 
   // Sends fetch event to the associated embedded worker and calls
   // |callback| with the response from the worker.
   //
   // This must be called when the status() is ACTIVE. Calling this in other
   // statuses will result in an error SERVICE_WORKER_ERROR_FAILED.
   void DispatchFetchEvent(const ServiceWorkerFetchRequest& request,
                           const FetchCallback& callback);
 
+  // Sends sync event to the associated embedded worker and asynchronously calls
+  // |callback| when it errors out or it gets response from the worker to notify
+  // completion.
+  //
+  // This must be called when the status() is ACTIVE.
+  void DispatchSyncEvent(const StatusCallback& callback);
+
   // These are expected to be called when a renderer process host for the
   // same-origin as for this ServiceWorkerVersion is created.  The added
   // processes are used to run an in-renderer embedded worker.
   void AddProcessToWorker(int process_id);
   void RemoveProcessToWorker(int process_id);
 
   EmbeddedWorkerInstance* embedded_worker() { return embedded_worker_.get(); }
 
   // EmbeddedWorkerInstance::Observer overrides:
   virtual void OnStarted() OVERRIDE;
@@ skipping 24 matching lines @@
   IDMap<MessageCallback, IDMapOwnPointer> message_callbacks_;
 
   base::WeakPtrFactory<ServiceWorkerVersion> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerVersion);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_VERSION_H_