Cleanup: Remove unneeded forward declarations from chrome/browser/ui/views.

chrome/browser/ui/views/about_ipc_dialog.h

 // Copyright (c) 2011 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_UI_VIEWS_ABOUT_IPC_DIALOG_H_
 #define CHROME_BROWSER_UI_VIEWS_ABOUT_IPC_DIALOG_H_
 #pragma once
 
 #if defined(OS_WIN) && defined(IPC_MESSAGE_LOG_ENABLED)
 
 #include <atlbase.h>
 #include <atlapp.h>
 #include <atlwin.h>
 #include <atlctrls.h>
 
 #include "base/memory/singleton.h"
 #include "ipc/ipc_logging.h"
 #include "views/controls/button/button.h"
 #include "views/controls/table/table_view.h"
 #include "views/window/dialog_delegate.h"
 
-
-class Profile;
 namespace views {
 class NativeViewHost;
 class TextButton;
 }  // namespace views
 
 class AboutIPCDialog : public views::DialogDelegateView,
                        public views::ButtonListener,
                        public IPC::Logging::Consumer {
  public:
   // This dialog is a singleton. If the dialog is already opened, it won't do
@@ skipping 36 matching lines @@
 
   // Set to true when we're tracking network status.
   bool tracking_;
 
   DISALLOW_COPY_AND_ASSIGN(AboutIPCDialog);
 };
 
 #endif  // OS_WIN && IPC_MESSAGE_LOG_ENABLED
 
 #endif  // CHROME_BROWSER_UI_VIEWS_ABOUT_IPC_DIALOG_H_