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diff --git a/chrome/common/socket_stream_dispatcher.h b/chrome/common/socket_stream_dispatcher.h
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+++ b/chrome/common/socket_stream_dispatcher.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_COMMON_SOCKET_STREAM_DISPATCHER_H_
+#define CHROME_COMMON_SOCKET_STREAM_DISPATCHER_H_
+
+#include <vector>
+
+#include "base/basictypes.h"
+#include "ipc/ipc_channel.h"
+#include "ipc/ipc_message.h"
+#include "webkit/glue/websocketstreamhandle_bridge.h"
+
+// Dispatches socket stream related messages sent to a child process from the
+// main browser process.  There is one instance per child process.  Messages
+// are dispatched on the main child thread.  The RenderThread class
+// creates an instance of SocketStreamDispatcher and delegates calls to it.
+class SocketStreamDispatcher {
+ public:
+  SocketStreamDispatcher();
+  ~SocketStreamDispatcher() {}
+
+  static webkit_glue::WebSocketStreamHandleBridge* CreateBridge(
+      WebKit::WebSocketStreamHandle* handle,
+      webkit_glue::WebSocketStreamHandleDelegate* delegate);
+  bool OnMessageReceived(const IPC::Message& msg);
+
+ private:
+  void OnConnected(int socket_id, int max_amount_send_allowed);
+  void OnSentData(int socket_id, int amount_sent);
+  void OnReceivedData(int socket_id, const std::vector<char>& data);
+  void OnClosed(int socket_id);
+
+  DISALLOW_COPY_AND_ASSIGN(SocketStreamDispatcher);
+};
+
+#endif  // CHROME_COMMON_SOCKET_STREAM_DISPATCHER_H_