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diff --git a/chrome/renderer/websharedworker_proxy.h b/chrome/renderer/websharedworker_proxy.h
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+// 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 "webkit/api/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:
+  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);
+  virtual void startWorkerContext(const WebKit::WebURL& script_url,
+                                  const WebKit::WebString& name,
+                                  const WebKit::WebString& user_agent,
+                                  const WebKit::WebString& source_code);
+
+  // IPC::Channel::Listener proxyementation.
+  void OnMessageReceived(const IPC::Message& message);
+
+ private:
+  void OnWorkerCreated();
+
+  DISALLOW_COPY_AND_ASSIGN(WebSharedWorkerProxy);
+};
+
+#endif  // CHROME_RENDERER_WEBSHAREDWORKER_PROXY_H_