Cleanup remaining class/struct fwd declarations

native_client_sdk/src/libraries/nacl_io/socket/tcp_event_emitter.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 LIBRARIES_NACL_IO_SOCKET_TCP_EVENT_EMITTER_H_
 #define LIBRARIES_NACL_IO_SOCKET_TCP_EVENT_EMITTER_H_
 
 #include "nacl_io/fifo_char.h"
 #include "nacl_io/stream/stream_event_emitter.h"
 
 #include <ppapi/c/pp_resource.h>
 
 #include "sdk_util/macros.h"
 #include "sdk_util/scoped_ref.h"
 
 namespace nacl_io {
 
 class TcpEventEmitter;
-class Node;
 
 typedef sdk_util::ScopedRef<TcpEventEmitter> ScopedTcpEventEmitter;
 
 class TcpEventEmitter : public StreamEventEmitter {
  public:
   TcpEventEmitter(size_t rsize, size_t wsize);
 
   uint32_t ReadIn_Locked(char* buffer, uint32_t len);
   uint32_t WriteIn_Locked(const char* buffer, uint32_t len);
 
@@ skipping 22 matching lines @@
   bool error_;
   bool listening_;
   bool recv_endofstream_;
   PP_Resource accepted_socket_;
   DISALLOW_COPY_AND_ASSIGN(TcpEventEmitter);
 };
 
 }  // namespace nacl_io
 
 #endif  // LIBRARIES_NACL_IO_SOCKET_TCP_EVENT_EMITTER_H_