Added lifecycle management and sharing support for SharedWorkers. SharedWorkers

chrome/renderer/websharedworker_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_WEBSHAREDWORKER_PROXY_H_
 #define CHROME_RENDERER_WEBSHAREDWORKER_PROXY_H_
 
 #include "base/basictypes.h"
 #include "chrome/renderer/webworker_base.h"
 #include "googleurl/src/gurl.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebSharedWorker.h"
 
 class ChildThread;
 
 // Implementation of the WebSharedWorker APIs. This object is intended to only
 // live long enough to allow the caller to send a "connect" event to the worker
 // thread. Once the connect event has been sent, all future communication will
 // happen via the WebMessagePortChannel, and the WebSharedWorker instance will
 // be freed.
 class WebSharedWorkerProxy : public WebKit::WebSharedWorker,
                              private WebWorkerBase {
  public:
+  // If the worker not loaded yet, route_id == MSG_ROUTING_NONE
   WebSharedWorkerProxy(ChildThread* child_thread,
                        int route_id,
                        int render_view_route_id);
 
   // Implementations of WebSharedWorker APIs
   virtual bool isStarted();
   virtual void connect(WebKit::WebMessagePortChannel* channel,
                        ConnectListener* listener);
   virtual void startWorkerContext(const WebKit::WebURL& script_url,
                                   const WebKit::WebString& name,
                                   const WebKit::WebString& user_agent,
                                   const WebKit::WebString& source_code);
   virtual void terminateWorkerContext();
   virtual void clientDestroyed();
 
-  // IPC::Channel::Listener proxyementation.
+  // IPC::Channel::Listener implementation.
   void OnMessageReceived(const IPC::Message& message);
 
  private:
   void OnWorkerCreated();
 
-  ConnectListener* m_connectListener;
+  ConnectListener* connect_listener_;
 
   DISALLOW_COPY_AND_ASSIGN(WebSharedWorkerProxy);
 };
 
 #endif  // CHROME_RENDERER_WEBSHAREDWORKER_PROXY_H_