Preparing rollback in case things don't work out....

chrome/nacl/nacl_thread.h

-// Copyright (c) 2006-2009 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_NACL_NACL_THREAD_H_
-#define CHROME_NACL_NACL_THREAD_H_
-
-#include "base/file_path.h"
-#include "base/native_library.h"
-#include "chrome/common/child_thread.h"
-#include "chrome/common/nacl_types.h"
-
-class NotificationService;
-
-// The NaClThread class represents a background thread where NaCl app gets
-// started.
-class NaClThread : public ChildThread {
- public:
-  NaClThread();
-  ~NaClThread();
-  // Returns the one NaCl thread.
-  static NaClThread* current();
-
- private:
-  virtual void OnControlMessageReceived(const IPC::Message& msg);
-  void OnStartSelLdr(const int channel_descriptor,
-                     const nacl::FileDescriptor handle);
-  // TODO(gregoryd): do we need to override Cleanup as in PluginThread?
-
-  scoped_ptr<NotificationService> notification_service_;
-
-  DISALLOW_EVIL_CONSTRUCTORS(NaClThread);
-};
-
-#endif  // CHROME_NACL_NACL_THREAD_H_