ServiceWorker: Change the return value of ServiceWorkerRegistration::unregister to boolean (2/4)

content/child/service_worker/service_worker_dispatcher.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_CHILD_SERVICE_WORKER_SERVICE_WORKER_DISPATCHER_H_
 #define CONTENT_CHILD_SERVICE_WORKER_SERVICE_WORKER_DISPATCHER_H_
 
 #include <map>
 #include <vector>
 
@@ skipping 26 matching lines @@
 struct ServiceWorkerRegistrationObjectInfo;
 struct ServiceWorkerVersionAttributes;
 
 // This class manages communication with the browser process about
 // registration of the service worker, exposed to renderer and worker
 // scripts through methods like navigator.registerServiceWorker().
 class ServiceWorkerDispatcher : public WorkerTaskRunner::Observer {
  public:
   typedef blink::WebServiceWorkerProvider::WebServiceWorkerRegistrationCallbacks
       WebServiceWorkerRegistrationCallbacks;
+  typedef
+      blink::WebServiceWorkerProvider::WebServiceWorkerUnregistrationCallbacks
+      WebServiceWorkerUnregistrationCallbacks;
 
   explicit ServiceWorkerDispatcher(ThreadSafeSender* thread_safe_sender);
   virtual ~ServiceWorkerDispatcher();
 
   void OnMessageReceived(const IPC::Message& msg);
   bool Send(IPC::Message* msg);
 
   // Corresponds to navigator.serviceWorker.register()
   void RegisterServiceWorker(
       int provider_id,
       const GURL& pattern,
       const GURL& script_url,
       WebServiceWorkerRegistrationCallbacks* callbacks);
   // Corresponds to navigator.serviceWorker.unregister()
   void UnregisterServiceWorker(
       int provider_id,
       const GURL& pattern,
-      WebServiceWorkerRegistrationCallbacks* callbacks);
+      WebServiceWorkerUnregistrationCallbacks* callbacks);
 
   // Called when a new provider context for a document is created. Usually
   // this happens when a new document is being loaded, and is called much
   // earlier than AddScriptClient.
   // (This is attached only to the document thread's ServiceWorkerDispatcher)
   void AddProviderContext(ServiceWorkerProviderContext* provider_context);
   void RemoveProviderContext(ServiceWorkerProviderContext* provider_context);
 
   // Called when navigator.serviceWorker is instantiated or detached
   // for a document whose provider can be identified by |provider_id|.
@@ skipping 31 matching lines @@
   // construction it will be needed.
   static ServiceWorkerDispatcher* GetOrCreateThreadSpecificInstance(
       ThreadSafeSender* thread_safe_sender);
 
   // Unlike GetOrCreateThreadSpecificInstance() this doesn't create a new
   // instance if thread-local instance doesn't exist.
   static ServiceWorkerDispatcher* GetThreadSpecificInstance();
 
  private:
   typedef IDMap<WebServiceWorkerRegistrationCallbacks,
-      IDMapOwnPointer> CallbackMap;
+      IDMapOwnPointer> RegistrationCallbackMap;
+  typedef IDMap<WebServiceWorkerUnregistrationCallbacks,
+      IDMapOwnPointer> UnregistrationCallbackMap;
   typedef std::map<int, blink::WebServiceWorkerProviderClient*> ScriptClientMap;
   typedef std::map<int, ServiceWorkerProviderContext*> ProviderContextMap;
   typedef std::map<int, WebServiceWorkerImpl*> WorkerObjectMap;
   typedef std::map<int, ServiceWorkerProviderContext*> WorkerToProviderMap;
   typedef std::map<int, WebServiceWorkerRegistrationImpl*>
       RegistrationObjectMap;
 
   friend class WebServiceWorkerImpl;
   friend class WebServiceWorkerRegistrationImpl;
 
   // WorkerTaskRunner::Observer implementation.
   virtual void OnWorkerRunLoopStopped() OVERRIDE;
 
   void OnRegistered(int thread_id,
                     int request_id,
                     const ServiceWorkerRegistrationObjectInfo& info,
                     const ServiceWorkerVersionAttributes& attrs);
   void OnUnregistered(int thread_id,
                       int request_id);
   void OnRegistrationError(int thread_id,
                            int request_id,
                            blink::WebServiceWorkerError::ErrorType error_type,
                            const base::string16& message);
+  void OnUnregistrationError(int thread_id,
+                             int request_id,
+                             blink::WebServiceWorkerError::ErrorType error_type,
+                             const base::string16& message);
   void OnServiceWorkerStateChanged(int thread_id,
                                    int handle_id,
                                    blink::WebServiceWorkerState state);
   void OnSetVersionAttributes(int thread_id,
                               int provider_id,
                               int registration_handle_id,
                               int changed_mask,
                               const ServiceWorkerVersionAttributes& attributes);
   void OnUpdateFound(int thread_id,
                      const ServiceWorkerRegistrationObjectInfo& info);
@@ skipping 23 matching lines @@
   void AddServiceWorker(int handle_id, WebServiceWorkerImpl* worker);
   void RemoveServiceWorker(int handle_id);
 
   // Keeps map from registration_handle_id to ServiceWorkerRegistration object.
   void AddServiceWorkerRegistration(
       int registration_handle_id,
       WebServiceWorkerRegistrationImpl* registration);
   void RemoveServiceWorkerRegistration(
       int registration_handle_id);
 
-  CallbackMap pending_callbacks_;
+  RegistrationCallbackMap pending_registration_callbacks_;
+  UnregistrationCallbackMap pending_unregistration_callbacks_;
   ScriptClientMap script_clients_;
   ProviderContextMap provider_contexts_;
   WorkerObjectMap service_workers_;
   RegistrationObjectMap registrations_;
 
   // A map for ServiceWorkers that are associated to a particular document
   // (e.g. as .current).
   WorkerToProviderMap worker_to_provider_;
 
   scoped_refptr<ThreadSafeSender> thread_safe_sender_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerDispatcher);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_CHILD_SERVICE_WORKER_SERVICE_WORKER_DISPATCHER_H_