Consolidate win/x dispatchers

chrome/browser/ui/views/user_data_dir_dialog.h

 // Copyright (c) 2012 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.
 //
 // A dialog box that tells the user that we can't write to the specified user
 // data directory.  Provides the user a chance to pick a different directory.
 
 #ifndef CHROME_BROWSER_UI_VIEWS_USER_DATA_DIR_DIALOG_H_
 #define CHROME_BROWSER_UI_VIEWS_USER_DATA_DIR_DIALOG_H_
 #pragma once
@@ skipping 28 matching lines @@
   virtual void DeleteDelegate() OVERRIDE;
   virtual bool Accept() OVERRIDE;
   virtual bool Cancel() OVERRIDE;
 
   // views::WidgetDelegate methods:
   virtual views::View* GetContentsView() OVERRIDE;
   virtual views::Widget* GetWidget() OVERRIDE;
   virtual const views::Widget* GetWidget() const OVERRIDE;
 
   // MessageLoop::Dispatcher method:
-  virtual bool Dispatch(const MSG& msg) OVERRIDE;
+  virtual bool Dispatch(const base::NativeEvent& msg) OVERRIDE;
 
   // SelectFileDialog::Listener methods:
   virtual void FileSelected(const FilePath& path,
                             int index,
                             void* params) OVERRIDE;
   virtual void FileSelectionCanceled(void* params) OVERRIDE;
 
  private:
   explicit UserDataDirDialog(const FilePath& user_data_dir);
 
   // Empty until the user picks a directory.
   FilePath user_data_dir_;
 
   views::MessageBoxView* message_box_view_;
   scoped_refptr<SelectFileDialog> select_file_dialog_;
 
   // Used to keep track of whether or not to block the message loop (still
   // waiting for the user to dismiss the dialog).
   bool is_blocking_;
 
   DISALLOW_COPY_AND_ASSIGN(UserDataDirDialog);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_USER_DATA_DIR_DIALOG_H_