Create a very simple TabContentsView (and not fully implemented yet) and add more supporting code...

chrome/browser/browser_process_sub_thread.h

Index: chrome/browser/browser_process_sub_thread.h
===================================================================
--- chrome/browser/browser_process_sub_thread.h	(revision 100929)
+++ chrome/browser/browser_process_sub_thread.h	(working copy)
@@ -1,41 +0,0 @@
-// Copyright (c) 2010 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_BROWSER_BROWSER_PROCESS_SUB_THREAD_H_
-#define CHROME_BROWSER_BROWSER_PROCESS_SUB_THREAD_H_
-#pragma once
-
-#include "base/basictypes.h"
-#include "content/browser/browser_thread.h"
-
-class NotificationService;
-
-// ----------------------------------------------------------------------------
-// BrowserProcessSubThread
-//
-// This simple thread object is used for the specialized threads that the
-// BrowserProcess spins up.
-//
-// Applications must initialize the COM library before they can call
-// COM library functions other than CoGetMalloc and memory allocation
-// functions, so this class initializes COM for those users.
-class BrowserProcessSubThread : public BrowserThread {
- public:
-  explicit BrowserProcessSubThread(BrowserThread::ID identifier);
-  virtual ~BrowserProcessSubThread();
-
- protected:
-  virtual void Init();
-  virtual void CleanUp();
-
- private:
-  // Each specialized thread has its own notification service.
-  // Note: We don't use scoped_ptr because the destructor runs on the wrong
-  // thread.
-  NotificationService* notification_service_;
-
-  DISALLOW_COPY_AND_ASSIGN(BrowserProcessSubThread);
-};
-
-#endif  // CHROME_BROWSER_BROWSER_PROCESS_SUB_THREAD_H_