Delete obviously unneeded forward declarations in chrome/browser/*.h.

chrome/browser/utility_process_host.h

-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// 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_UTILITY_PROCESS_HOST_H_
 #define CHROME_BROWSER_UTILITY_PROCESS_HOST_H_
 #pragma once
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/ref_counted.h"
 #include "base/task.h"
 #include "chrome/browser/browser_child_process_host.h"
 #include "chrome/browser/chrome_thread.h"
 #include "chrome/common/extensions/update_manifest.h"
 #include "ipc/ipc_channel.h"
 
-class CommandLine;
 class DictionaryValue;
-class ListValue;
 class SkBitmap;
 
 // This class acts as the browser-side host to a utility child process.  A
 // utility process is a short-lived sandboxed process that is created to run
 // a specific task.  This class lives solely on the IO thread.
 class UtilityProcessHost : public BrowserChildProcessHost {
  public:
   // An interface to be implemented by consumers of the utility process to
   // get results back.  All functions are called on the thread passed along
   // to UtilityProcessHost.
@@ skipping 99 matching lines @@
   }
 
   // A pointer to our client interface, who will be informed of progress.
   scoped_refptr<Client> client_;
   ChromeThread::ID client_thread_id_;
 
   DISALLOW_COPY_AND_ASSIGN(UtilityProcessHost);
 };
 
 #endif  // CHROME_BROWSER_UTILITY_PROCESS_HOST_H_