Add more information to about:version and "About Chromium" dialog

chrome/browser/ui/views/about_chrome_view.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_CHROME_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_ABOUT_CHROME_VIEW_H_
 #pragma once
 
 #include "views/controls/image_view.h"
 #include "views/controls/label.h"
@@ skipping 84 matching lines @@
                    std::string version);
 #endif
 
 
   Profile* profile_;
 
   // UI elements on the dialog.
   views::ImageView* about_dlg_background_logo_;
   views::Label* about_title_label_;
   views::Textfield* version_label_;
-#if defined(OS_CHROMEOS)
   views::Textfield* os_version_label_;
-#endif
   views::Label* copyright_label_;
   views::Label* main_text_label_;
   int main_text_label_height_;
   views::Link* chromium_url_;
   gfx::Rect chromium_url_rect_;
   views::Link* open_source_url_;
   gfx::Rect open_source_url_rect_;
   views::Link* terms_of_service_url_;
   gfx::Rect terms_of_service_url_rect_;
   // UI elements we add to the parent view.
@@ skipping 43 matching lines @@
   chromeos::VersionLoader loader_;
 
   // Used to request the version.
   CancelableRequestConsumer consumer_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(AboutChromeView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_ABOUT_CHROME_VIEW_H_