Added lifecycle management and sharing support for SharedWorkers. SharedWorkers

chrome/renderer/webworker_proxy.h

 // Copyright (c) 2009 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 CHROME_RENDERER_WEBWORKER_PROXY_H_
 #define CHROME_RENDERER_WEBWORKER_PROXY_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
 #include "chrome/renderer/webworker_base.h"
 #include "ipc/ipc_channel.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebWorker.h"
 
 class ChildThread;
 class GURL;
 class RenderView;
 struct WorkerHostMsg_PostConsoleMessageToWorkerObject_Params;
 
 // This class provides an implementation of WebWorker that the renderer provides
 // to the glue.  This class converts function calls to IPC messages that are
 // dispatched in the worker process by WebWorkerClientProxy.  It also receives
 // IPC messages from WebWorkerClientProxy which it converts to function calls to
 // WebWorkerClient.
 class WebWorkerProxy : public WebKit::WebWorker, private WebWorkerBase {
  public:
   WebWorkerProxy(WebKit::WebWorkerClient* client,
                  ChildThread* child_thread,
                  int render_view_route_id);
+  ~WebWorkerProxy();
 
   // WebWorker implementation.
   virtual void startWorkerContext(const WebKit::WebURL& script_url,
                                   const WebKit::WebString& user_agent,
                                   const WebKit::WebString& source_code);
   virtual void terminateWorkerContext();
   virtual void postMessageToWorkerContext(
       const WebKit::WebString& message,
       const WebKit::WebMessagePortChannelArray& channel_array);
   virtual void workerObjectDestroyed();
   virtual void clientDestroyed();
 
   // IPC::Channel::Listener implementation.
   void OnMessageReceived(const IPC::Message& message);
 
  private:
-  virtual void Disconnect();
-
+  void CancelCreation();
   void OnWorkerCreated();
   void OnWorkerContextDestroyed();
   void OnPostMessage(const string16& message,
                      const std::vector<int>& sent_message_port_ids,
                      const std::vector<int>& new_routing_ids);
   void OnPostConsoleMessageToWorkerObject(
       const WorkerHostMsg_PostConsoleMessageToWorkerObject_Params& params);
 
 
   // Used to communicate to the WebCore::Worker object in response to IPC
   // messages.
   WebKit::WebWorkerClient* client_;
 
   DISALLOW_COPY_AND_ASSIGN(WebWorkerProxy);
 };
 
 #endif  // CHROME_RENDERER_WEBWORKER_PROXY_H_