views: Remove the implementation of about chrome dialog.

chrome/browser/ui/views/about_chrome_view.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.
-
-#ifndef CHROME_BROWSER_UI_VIEWS_ABOUT_CHROME_VIEW_H_
-#define CHROME_BROWSER_UI_VIEWS_ABOUT_CHROME_VIEW_H_
-
-#include <string>
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "ui/views/controls/image_view.h"
-#include "ui/views/controls/label.h"
-#include "ui/views/controls/link_listener.h"
-#include "ui/views/view.h"
-#include "ui/views/window/dialog_delegate.h"
-
-#if defined(OS_WIN) && !defined(USE_AURA)
-#include "chrome/browser/google/google_update_win.h"
-#endif
-
-namespace views {
-class Textfield;
-class Throbber;
-}
-
-class Browser;
-
-////////////////////////////////////////////////////////////////////////////////
-//
-// The AboutChromeView class is responsible for drawing the UI controls of the
-// About Chrome dialog that allows the user to see what version is installed
-// and check for updates.
-//
-////////////////////////////////////////////////////////////////////////////////
-class AboutChromeView : public views::DialogDelegateView,
-                        public views::LinkListener
-#if defined(OS_WIN) && !defined(USE_AURA)
-                        , public GoogleUpdateStatusListener
-#endif
-                        {
- public:
-  explicit AboutChromeView(Browser* browser);
-  virtual ~AboutChromeView();
-
-  // Initialize the controls on the dialog.
-  void Init();
-
-  // Overridden from views::View:
-  virtual gfx::Size GetPreferredSize() OVERRIDE;
-  virtual void Layout() OVERRIDE;
-  virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
-  virtual void ViewHierarchyChanged(bool is_add,
-                                    views::View* parent,
-                                    views::View* child) OVERRIDE;
-
-  // Overridden from views::DialogDelegate:
-  virtual string16 GetDialogButtonLabel(ui::DialogButton button) const OVERRIDE;
-  virtual bool IsDialogButtonEnabled(ui::DialogButton button) const OVERRIDE;
-  virtual bool IsDialogButtonVisible(ui::DialogButton button) const OVERRIDE;
-  virtual int GetDefaultDialogButton() const OVERRIDE;
-  virtual bool CanResize() const OVERRIDE;
-  virtual bool CanMaximize() const OVERRIDE;
-  virtual ui::ModalType GetModalType() const OVERRIDE;
-  virtual string16 GetWindowTitle() const OVERRIDE;
-  virtual bool Accept() OVERRIDE;
-  virtual views::View* GetContentsView() OVERRIDE;
-
-  // Overridden from views::LinkListener:
-  virtual void LinkClicked(views::Link* source, int event_flags) OVERRIDE;
-
-#if defined(OS_WIN) && !defined(USE_AURA)
-  // Overridden from GoogleUpdateStatusListener:
-  virtual void OnReportResults(GoogleUpdateUpgradeResult result,
-                               GoogleUpdateErrorCode error_code,
-                               const string16& error_message,
-                               const string16& version) OVERRIDE;
-#endif
-
- private:
-#if defined(OS_WIN) && !defined(USE_AURA)
-  // Update the UI to show the status of the upgrade.
-  void UpdateStatus(GoogleUpdateUpgradeResult result,
-                    GoogleUpdateErrorCode error_code,
-                    const string16& error_message);
-
-  // Update the size of the window containing this view to account for more
-  // text being displayed (error messages, etc). Returns how many pixels the
-  // window was increased by (if any).
-  int EnlargeWindowSizeIfNeeded();
-#endif
-
-  Browser* browser_;
-
-  // UI elements on the dialog.
-  views::ImageView* about_dlg_background_logo_;
-  views::Label* about_title_label_;
-  views::Textfield* version_label_;
-  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_;
-  // NULL in non-official builds.
-  views::Label* error_label_;
-  // UI elements we add to the parent view.
-  scoped_ptr<views::Throbber> throbber_;
-  views::ImageView success_indicator_;
-  views::ImageView update_available_indicator_;
-  views::ImageView timeout_indicator_;
-  views::Label update_label_;
-
-  // The dialog dimensions.
-  gfx::Size dialog_dimensions_;
-
-  // Keeps track of the visible state of the Restart Now button.
-  bool restart_button_visible_;
-
-  // The text to display as the main label of the About box. We draw this text
-  // word for word with the help of the WordIterator, and make room for URLs
-  // which are drawn using views::Link. See also |url_offsets_|.
-  string16 main_label_chunk1_;
-  string16 main_label_chunk2_;
-  string16 main_label_chunk3_;
-  string16 main_label_chunk4_;
-  string16 main_label_chunk5_;
-  // Determines the order of the two links we draw in the main label.
-  bool chromium_url_appears_first_;
-
-#if defined(OS_WIN) && !defined(USE_AURA)
-  // The class that communicates with Google Update to find out if an update is
-  // available and asks it to start an upgrade.
-  scoped_refptr<GoogleUpdate> google_updater_;
-#endif
-
-  // The version Google Update reports is available to us.
-  string16 new_version_available_;
-
-  // Whether text direction is left-to-right or right-to-left.
-  bool text_direction_is_rtl_;
-
-  DISALLOW_COPY_AND_ASSIGN(AboutChromeView);
-};
-
-#endif  // CHROME_BROWSER_UI_VIEWS_ABOUT_CHROME_VIEW_H_