views: Remove the implementation of about chrome dialog.

chrome/browser/ui/views/about_chrome_view.cc

Index: chrome/browser/ui/views/about_chrome_view.cc
diff --git a/chrome/browser/ui/views/about_chrome_view.cc b/chrome/browser/ui/views/about_chrome_view.cc
deleted file mode 100644
index 55249ec5214cf2e3f769692088447a0b2ac03a68..0000000000000000000000000000000000000000
--- a/chrome/browser/ui/views/about_chrome_view.cc
+++ /dev/null
@@ -1,796 +0,0 @@
-// 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.
-
-#include "chrome/browser/ui/views/about_chrome_view.h"
-
-#if defined(OS_WIN)
-#include <commdlg.h>
-#endif  // defined(OS_WIN)
-
-#include <algorithm>
-#include <vector>
-
-#include "base/callback.h"
-#include "base/i18n/rtl.h"
-#include "base/string_number_conversions.h"
-#include "base/threading/thread_restrictions.h"
-#include "base/utf_string_conversions.h"
-#include "base/win/windows_version.h"
-#include "chrome/browser/google/google_util.h"
-#include "chrome/browser/lifetime/application_lifetime.h"
-#include "chrome/browser/prefs/pref_service.h"
-#include "chrome/browser/ui/browser.h"
-#include "chrome/common/chrome_constants.h"
-#include "chrome/common/chrome_version_info.h"
-#include "chrome/common/url_constants.h"
-#include "chrome/installer/util/browser_distribution.h"
-#include "content/public/browser/user_metrics.h"
-#include "grit/chromium_strings.h"
-#include "grit/generated_resources.h"
-#include "grit/locale_settings.h"
-#include "grit/theme_resources.h"
-#include "ui/base/l10n/l10n_util.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/gfx/canvas.h"
-#include "ui/gfx/color_utils.h"
-#include "ui/views/controls/button/text_button.h"
-#include "ui/views/controls/link.h"
-#include "ui/views/controls/textfield/textfield.h"
-#include "ui/views/controls/throbber.h"
-#include "ui/views/layout/layout_constants.h"
-#include "ui/views/view_text_utils.h"
-#include "ui/views/widget/widget.h"
-#include "webkit/glue/webkit_glue.h"
-
-#if defined(OS_WIN)
-#include "base/win/win_util.h"
-#include "chrome/browser/browser_process.h"
-#include "chrome/installer/util/install_util.h"
-#endif  // defined(OS_WIN)
-
-using content::OpenURLParams;
-using content::Referrer;
-using content::UserMetricsAction;
-
-// The amount of vertical space separating the error label at the bottom from
-// the rest of the text.
-static const int kErrorLabelVerticalSpacing = 15;  // Pixels.
-
-namespace {
-// These are used as placeholder text around the links in the text in the about
-// dialog.
-string16 kBeginLink() {
-  return ASCIIToUTF16("BEGIN_LINK");
-}
-string16 kEndLink() {
-  return ASCIIToUTF16("END_LINK");
-}
-string16 kBeginLinkChr() {
-  return ASCIIToUTF16("BEGIN_LINK_CHR");
-}
-string16 kBeginLinkOss() {
-  return ASCIIToUTF16("BEGIN_LINK_OSS");
-}
-string16 kEndLinkChr() {
-  return ASCIIToUTF16("END_LINK_CHR");
-}
-string16 kEndLinkOss() {
-  return ASCIIToUTF16("END_LINK_OSS");
-}
-
-// Returns a substring from |text| between start and end.
-string16 StringSubRange(const string16& text, size_t start, size_t end) {
-  DCHECK(end > start);
-  return text.substr(start, end - start);
-}
-
-}  // namespace
-
-namespace chrome {
-
-// Declared in browser_dialogs.h so that others don't
-// need to depend on our .h.
-void ShowAboutChromeView(gfx::NativeWindow parent, Browser* browser) {
-  views::Widget* window = views::Widget::CreateWindowWithParent(
-      new AboutChromeView(browser), parent);
-  window->Show();
-}
-
-}  // namespace chrome
-
-////////////////////////////////////////////////////////////////////////////////
-// AboutChromeView, public:
-
-AboutChromeView::AboutChromeView(Browser* browser)
-    : browser_(browser),
-      about_dlg_background_logo_(NULL),
-      about_title_label_(NULL),
-      version_label_(NULL),
-      copyright_label_(NULL),
-      main_text_label_(NULL),
-      main_text_label_height_(0),
-      chromium_url_(NULL),
-      open_source_url_(NULL),
-      terms_of_service_url_(NULL),
-      error_label_(NULL),
-      restart_button_visible_(false),
-      chromium_url_appears_first_(true),
-      text_direction_is_rtl_(false) {
-  DCHECK(browser);
-
-  Init();
-
-#if defined(OS_WIN) && !defined(USE_AURA)
-  google_updater_ = new GoogleUpdate();
-  google_updater_->set_status_listener(this);
-#endif
-}
-
-AboutChromeView::~AboutChromeView() {
-#if defined(OS_WIN) && !defined(USE_AURA)
-  // The Google Updater will hold a pointer to us until it reports status, so we
-  // need to let it know that we will no longer be listening.
-  if (google_updater_)
-    google_updater_->set_status_listener(NULL);
-#endif
-}
-
-void AboutChromeView::Init() {
-  text_direction_is_rtl_ = base::i18n::IsRTL();
-  ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
-
-  // Views we will add to the *parent* of this dialog, since it will display
-  // next to the buttons which we don't draw ourselves.
-  throbber_.reset(new views::Throbber(50, true));
-  throbber_->set_owned_by_client();
-  throbber_->SetVisible(false);
-
-  gfx::ImageSkia* success_image = rb.GetImageSkiaNamed(IDR_UPDATE_UPTODATE);
-  success_indicator_.SetImage(*success_image);
-  success_indicator_.set_owned_by_client();
-
-  gfx::ImageSkia* update_available_image = rb.GetImageSkiaNamed(
-      IDR_UPDATE_AVAILABLE);
-  update_available_indicator_.SetImage(*update_available_image);
-  update_available_indicator_.set_owned_by_client();
-
-  gfx::ImageSkia* timeout_image = rb.GetImageSkiaNamed(IDR_UPDATE_FAIL);
-  timeout_indicator_.SetImage(*timeout_image);
-  timeout_indicator_.set_owned_by_client();
-
-  update_label_.SetVisible(false);
-  update_label_.set_owned_by_client();
-
-  // Regular view controls we draw by ourself. First, we add the background
-  // image for the dialog. We have two different background images, one for
-  // LTR UIs and one for RTL UIs. We load the correct image based on the UI
-  // layout of the view.
-  about_dlg_background_logo_ = new views::ImageView();
-  gfx::ImageSkia* about_background_logo = rb.GetImageSkiaNamed(
-      base::i18n::IsRTL() ? IDR_ABOUT_BACKGROUND_RTL : IDR_ABOUT_BACKGROUND);
-
-  about_dlg_background_logo_->SetImage(*about_background_logo);
-  AddChildView(about_dlg_background_logo_);
-
-  // Add the dialog labels.
-  about_title_label_ = new views::Label(
-      l10n_util::GetStringUTF16(IDS_PRODUCT_NAME));
-  about_title_label_->SetFont(ui::ResourceBundle::GetSharedInstance().GetFont(
-      ui::ResourceBundle::BaseFont).DeriveFont(18));
-  about_title_label_->SetBackgroundColor(SK_ColorWHITE);
-  about_title_label_->SetEnabledColor(SK_ColorBLACK);
-  AddChildView(about_title_label_);
-
-  // This is a text field so people can copy the version number from the dialog.
-  version_label_ = new views::Textfield();
-  chrome::VersionInfo version_info;
-  {
-    // TODO(finnur): Need to evaluate whether we should be doing IO here.
-    //               See issue: http://crbug.com/101699.
-    base::ThreadRestrictions::ScopedAllowIO allow_io;
-    version_label_->SetText(UTF8ToUTF16(version_info.CreateVersionString()));
-  }
-  version_label_->SetReadOnly(true);
-  version_label_->RemoveBorder();
-  version_label_->SetTextColor(SK_ColorBLACK);
-  version_label_->SetBackgroundColor(SK_ColorWHITE);
-  version_label_->SetFont(ui::ResourceBundle::GetSharedInstance().GetFont(
-      ui::ResourceBundle::BaseFont));
-  AddChildView(version_label_);
-
-  // The copyright URL portion of the main label.
-  copyright_label_ = new views::Label(
-      l10n_util::GetStringUTF16(IDS_ABOUT_VERSION_COPYRIGHT));
-  copyright_label_->SetHorizontalAlignment(views::Label::ALIGN_LEFT);
-  AddChildView(copyright_label_);
-
-  main_text_label_ = new views::Label(string16());
-
-  // Figure out what to write in the main label of the About box.
-  string16 text = l10n_util::GetStringUTF16(IDS_ABOUT_OLD_VERSION_LICENSE);
-
-  chromium_url_appears_first_ =
-      text.find(kBeginLinkChr()) < text.find(kBeginLinkOss());
-
-  size_t link1 = text.find(kBeginLink());
-  DCHECK(link1 != string16::npos);
-  size_t link1_end = text.find(kEndLink(), link1);
-  DCHECK(link1_end != string16::npos);
-  size_t link2 = text.find(kBeginLink(), link1_end);
-  DCHECK(link2 != string16::npos);
-  size_t link2_end = text.find(kEndLink(), link2);
-  DCHECK(link1_end != string16::npos);
-
-  main_label_chunk1_ = text.substr(0, link1);
-  main_label_chunk2_ = StringSubRange(text, link1_end + kEndLinkOss().size(),
-                                      link2);
-  main_label_chunk3_ = text.substr(link2_end + kEndLinkOss().size());
-
-  // The Chromium link within the main text of the dialog.
-  chromium_url_ = new views::Link(
-      StringSubRange(text, text.find(kBeginLinkChr()) + kBeginLinkChr().size(),
-                     text.find(kEndLinkChr())));
-  AddChildView(chromium_url_);
-  chromium_url_->set_listener(this);
-
-  // The Open Source link within the main text of the dialog.
-  open_source_url_ = new views::Link(
-      StringSubRange(text, text.find(kBeginLinkOss()) + kBeginLinkOss().size(),
-                     text.find(kEndLinkOss())));
-  AddChildView(open_source_url_);
-  open_source_url_->set_listener(this);
-
-#if defined(OS_WIN)
-  SkColor background_color = color_utils::GetSysSkColor(COLOR_3DFACE);
-  copyright_label_->SetBackgroundColor(background_color);
-  main_text_label_->SetBackgroundColor(background_color);
-  chromium_url_->SetBackgroundColor(background_color);
-  open_source_url_->SetBackgroundColor(background_color);
-#endif
-
-  // Add together all the strings in the dialog for the purpose of calculating
-  // the height of the dialog. The space for the Terms of Service string is not
-  // included (it is added later, if needed).
-  string16 full_text = main_label_chunk1_ + chromium_url_->text() +
-                       main_label_chunk2_ + open_source_url_->text() +
-                       main_label_chunk3_;
-
-  dialog_dimensions_ = views::Widget::GetLocalizedContentsSize(
-      IDS_ABOUT_DIALOG_WIDTH_CHARS,
-      IDS_ABOUT_DIALOG_MINIMUM_HEIGHT_LINES);
-
-  // Create a label and add the full text so we can query it for the height.
-  views::Label dummy_text(full_text);
-  dummy_text.SetMultiLine(true);
-  gfx::Font font = ui::ResourceBundle::GetSharedInstance().GetFont(
-      ui::ResourceBundle::BaseFont);
-
-  // Add up the height of the various elements on the page.
-  int height = about_background_logo->height() +
-      views::kRelatedControlVerticalSpacing +
-      // Copyright line.
-      font.GetHeight() +
-      // Main label.
-      dummy_text.GetHeightForWidth(
-          dialog_dimensions_.width() - (2 * views::kPanelHorizMargin)) +
-          views::kRelatedControlVerticalSpacing;
-
-#if defined(GOOGLE_CHROME_BUILD)
-  std::vector<size_t> url_offsets;
-  text = l10n_util::GetStringFUTF16(IDS_ABOUT_OLD_TERMS_OF_SERVICE,
-                                    string16(),
-                                    string16(),
-                                    &url_offsets);
-
-  main_label_chunk4_ = text.substr(0, url_offsets[0]);
-  main_label_chunk5_ = text.substr(url_offsets[0]);
-
-  // The Terms of Service URL at the bottom.
-  terms_of_service_url_ = new views::Link(
-      l10n_util::GetStringUTF16(IDS_TERMS_OF_SERVICE));
-  AddChildView(terms_of_service_url_);
-  terms_of_service_url_->set_listener(this);
-
-  error_label_ = new views::Label();
-  error_label_->SetHorizontalAlignment(views::Label::ALIGN_LEFT);
-  error_label_->SetMultiLine(true);
-  AddChildView(error_label_);
-
-  // Add the Terms of Service line and some whitespace.
-  height += font.GetHeight() + views::kRelatedControlVerticalSpacing;
-#endif
-
-  // Use whichever is greater (the calculated height or the specified minimum
-  // height).
-  dialog_dimensions_.set_height(std::max(height, dialog_dimensions_.height()));
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// AboutChromeView, views::View implementation:
-
-gfx::Size AboutChromeView::GetPreferredSize() {
-  return dialog_dimensions_;
-}
-
-void AboutChromeView::Layout() {
-  gfx::Size panel_size = GetPreferredSize();
-
-  // Background image for the dialog.
-  gfx::Size sz = about_dlg_background_logo_->GetPreferredSize();
-  // Used to position main text below.
-  int background_image_height = sz.height();
-  about_dlg_background_logo_->SetBounds(panel_size.width() - sz.width(), 0,
-                                        sz.width(), sz.height());
-
-  // First label goes to the top left corner.
-  sz = about_title_label_->GetPreferredSize();
-  about_title_label_->SetBounds(
-      views::kPanelHorizMargin, views::kPanelVertMargin,
-      sz.width(), sz.height());
-
-  // Then we have the version number right below it.
-  sz = version_label_->GetPreferredSize();
-  version_label_->SetBounds(views::kPanelHorizMargin,
-                            about_title_label_->y() +
-                                about_title_label_->height() +
-                                views::kRelatedControlVerticalSpacing,
-                            panel_size.width() -
-                                about_dlg_background_logo_->width(),
-                            sz.height());
-
-  // For the width of the main text label we want to use up the whole panel
-  // width and remaining height, minus a little margin on each side.
-  int y_pos = background_image_height + views::kRelatedControlVerticalSpacing;
-  sz.set_width(panel_size.width() - 2 * views::kPanelHorizMargin);
-
-  // Draw the text right below the background image.
-  copyright_label_->SetBounds(views::kPanelHorizMargin,
-                              y_pos,
-                              sz.width(),
-                              sz.height());
-
-  // Then the main_text_label.
-  main_text_label_->SetBounds(views::kPanelHorizMargin,
-                              copyright_label_->y() +
-                                  copyright_label_->height(),
-                              sz.width(),
-                              main_text_label_height_);
-
-  // And the error label at the bottom of the main content. This does not fit on
-  // screen until EnlargeWindowSizeIfNeeded has been called (which happens when
-  // an error is returned from Google Update).
-  if (error_label_) {
-    sz.set_height(error_label_->GetHeightForWidth(sz.width()));
-    error_label_->SetBounds(main_text_label_->bounds().x(),
-                            main_text_label_->bounds().y() +
-                            main_text_label_->height() +
-                            kErrorLabelVerticalSpacing,
-                            sz.width(), sz.height());
-  }
-
-  // Get the y-coordinate of our parent so we can position the text left of the
-  // buttons at the bottom.
-  gfx::Rect parent_bounds = parent()->GetContentsBounds();
-
-  sz = throbber_->GetPreferredSize();
-  int throbber_topleft_x = views::kPanelHorizMargin;
-  int throbber_topleft_y =
-      parent_bounds.bottom() - sz.height() - views::kButtonVEdgeMargin - 3;
-  throbber_->SetBounds(throbber_topleft_x, throbber_topleft_y,
-                       sz.width(), sz.height());
-
-  // This image is hidden (see ViewHierarchyChanged) and displayed on demand.
-  sz = success_indicator_.GetPreferredSize();
-  success_indicator_.SetBounds(throbber_topleft_x, throbber_topleft_y,
-                               sz.width(), sz.height());
-
-  // This image is hidden (see ViewHierarchyChanged) and displayed on demand.
-  sz = update_available_indicator_.GetPreferredSize();
-  update_available_indicator_.SetBounds(throbber_topleft_x, throbber_topleft_y,
-                                        sz.width(), sz.height());
-
-  // This image is hidden (see ViewHierarchyChanged) and displayed on demand.
-  sz = timeout_indicator_.GetPreferredSize();
-  timeout_indicator_.SetBounds(throbber_topleft_x, throbber_topleft_y,
-                               sz.width(), sz.height());
-
-  // The update label should be at the bottom of the screen, to the right of the
-  // throbber. It vertically lines up with the ok button, so we make sure it
-  // doesn't extend into the ok button.
-  sz = update_label_.GetPreferredSize();
-  int update_label_x = throbber_->x() + throbber_->width() +
-                       views::kRelatedControlHorizontalSpacing;
-  views::DialogClientView* dialog_client_view = GetDialogClientView();
-  int max_x = parent_bounds.width();
-  if (dialog_client_view->ok_button() &&
-      dialog_client_view->ok_button()->visible()) {
-    max_x = std::min(dialog_client_view->ok_button()->x(), max_x);
-  }
-  if (dialog_client_view->cancel_button() &&
-      dialog_client_view->cancel_button()->visible()) {
-    max_x = std::min(dialog_client_view->cancel_button()->x(), max_x);
-  }
-  update_label_.SetHorizontalAlignment(views::Label::ALIGN_LEFT);
-  update_label_.SetBounds(update_label_x,
-                          throbber_topleft_y + 1,
-                          std::min(max_x - update_label_x, sz.width()),
-                          sz.height());
-}
-
-void AboutChromeView::OnPaint(gfx::Canvas* canvas) {
-  views::View::OnPaint(canvas);
-
-  // Draw the background image color (and the separator) across the dialog.
-  // This will become the background for the logo image at the top of the
-  // dialog.
-  gfx::ImageSkia* background = ui::ResourceBundle::GetSharedInstance().
-      GetImageSkiaNamed(IDR_ABOUT_BACKGROUND_COLOR);
-  canvas->TileImageInt(*background, 0, 0, dialog_dimensions_.width(),
-                       background->height());
-
-  gfx::Font font = ui::ResourceBundle::GetSharedInstance().GetFont(
-      ui::ResourceBundle::BaseFont);
-
-  const gfx::Rect label_bounds = main_text_label_->bounds();
-
-  views::Link* link1 =
-      chromium_url_appears_first_ ? chromium_url_ : open_source_url_;
-  views::Link* link2 =
-      chromium_url_appears_first_ ? open_source_url_ : chromium_url_;
-  gfx::Rect* rect1 = chromium_url_appears_first_ ?
-      &chromium_url_rect_ : &open_source_url_rect_;
-  gfx::Rect* rect2 = chromium_url_appears_first_ ?
-      &open_source_url_rect_ : &chromium_url_rect_;
-
-  // This struct keeps track of where to write the next word (which x,y
-  // pixel coordinate). This struct is updated after drawing text and checking
-  // if we need to wrap.
-  gfx::Size position;
-  // Draw the first text chunk and position the Chromium url.
-  view_text_utils::DrawTextAndPositionUrl(canvas, main_text_label_,
-      main_label_chunk1_, link1, rect1, &position,
-      text_direction_is_rtl_, label_bounds, font);
-  // Draw the second text chunk and position the Open Source url.
-  view_text_utils::DrawTextAndPositionUrl(canvas, main_text_label_,
-      main_label_chunk2_, link2, rect2, &position,
-      text_direction_is_rtl_, label_bounds, font);
-  // Draw the third text chunk (which has no URL associated with it).
-  view_text_utils::DrawTextAndPositionUrl(canvas, main_text_label_,
-      main_label_chunk3_, NULL, NULL, &position,
-      text_direction_is_rtl_, label_bounds, font);
-
-#if defined(GOOGLE_CHROME_BUILD)
-  // Insert a line break and some whitespace.
-  position.set_width(0);
-  position.Enlarge(0, font.GetHeight() + views::kRelatedControlVerticalSpacing);
-
-  // And now the Terms of Service and position the TOS url.
-  view_text_utils::DrawTextAndPositionUrl(canvas, main_text_label_,
-      main_label_chunk4_, terms_of_service_url_,
-      &terms_of_service_url_rect_, &position, text_direction_is_rtl_,
-      label_bounds, font);
-  // The last text chunk doesn't have a URL associated with it.
-  view_text_utils::DrawTextAndPositionUrl(canvas, main_text_label_,
-       main_label_chunk5_, NULL, NULL, &position,
-       text_direction_is_rtl_, label_bounds, font);
-
-  // Position the TOS URL within the main label.
-  terms_of_service_url_->SetBounds(terms_of_service_url_rect_.x(),
-                                   terms_of_service_url_rect_.y(),
-                                   terms_of_service_url_rect_.width(),
-                                   terms_of_service_url_rect_.height());
-#endif
-
-  // Position the URLs within the main label. First position the Chromium URL
-  // within the main label.
-  chromium_url_->SetBounds(chromium_url_rect_.x(),
-                           chromium_url_rect_.y(),
-                           chromium_url_rect_.width(),
-                           chromium_url_rect_.height());
-  // Then position the Open Source URL within the main label.
-  open_source_url_->SetBounds(open_source_url_rect_.x(),
-                              open_source_url_rect_.y(),
-                              open_source_url_rect_.width(),
-                              open_source_url_rect_.height());
-
-  // Save the height so we can set the bounds correctly.
-  main_text_label_height_ = position.height() + font.GetHeight();
-}
-
-void AboutChromeView::ViewHierarchyChanged(bool is_add,
-                                           views::View* parent,
-                                           views::View* child) {
-  // Since we want some of the controls to show up in the same visual row
-  // as the buttons, which are provided by the framework, we must add the
-  // buttons to the non-client view, which is the parent of this view.
-  // Similarly, when we're removed from the view hierarchy, we must take care
-  // to remove these items as well.
-  if (child == this) {
-    if (is_add) {
-      parent->AddChildView(&update_label_);
-      parent->AddChildView(throbber_.get());
-      parent->AddChildView(&success_indicator_);
-      success_indicator_.SetVisible(false);
-      parent->AddChildView(&update_available_indicator_);
-      update_available_indicator_.SetVisible(false);
-      parent->AddChildView(&timeout_indicator_);
-      timeout_indicator_.SetVisible(false);
-
-#if defined(OS_WIN) && !defined(USE_AURA)
-      // On-demand updates for Chrome don't work in Vista RTM when UAC is turned
-      // off. So, in this case we just want the About box to not mention
-      // on-demand updates. Silent updates (in the background) should still
-      // work as before - enabling UAC or installing the latest service pack
-      // for Vista is another option.
-      if (!(base::win::GetVersion() == base::win::VERSION_VISTA &&
-            (base::win::OSInfo::GetInstance()->service_pack().major == 0) &&
-            !base::win::UserAccountControlIsEnabled())) {
-        UpdateStatus(UPGRADE_CHECK_STARTED, GOOGLE_UPDATE_NO_ERROR, string16());
-        // CheckForUpdate(false, ...) means don't upgrade yet.
-        google_updater_->CheckForUpdate(false, GetWidget()->GetNativeWindow());
-      }
-#endif
-    } else {
-      parent->RemoveChildView(&update_label_);
-      parent->RemoveChildView(throbber_.get());
-      parent->RemoveChildView(&success_indicator_);
-      parent->RemoveChildView(&update_available_indicator_);
-      parent->RemoveChildView(&timeout_indicator_);
-    }
-  }
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// AboutChromeView, views::DialogDelegate implementation:
-
-string16 AboutChromeView::GetDialogButtonLabel(ui::DialogButton button) const {
-  if (button == ui::DIALOG_BUTTON_OK) {
-    return l10n_util::GetStringUTF16(IDS_RELAUNCH_AND_UPDATE);
-  } else if (button == ui::DIALOG_BUTTON_CANCEL) {
-    if (restart_button_visible_)
-      return l10n_util::GetStringUTF16(IDS_NOT_NOW);
-    // The OK button (which is the default button) has been re-purposed to be
-    // 'Restart Now' so we want the Cancel button should have the label
-    // OK but act like a Cancel button in all other ways.
-    return l10n_util::GetStringUTF16(IDS_OK);
-  }
-
-  NOTREACHED();
-  return string16();
-}
-
-string16 AboutChromeView::GetWindowTitle() const {
-  return l10n_util::GetStringUTF16(IDS_ABOUT_CHROME_TITLE);
-}
-
-bool AboutChromeView::IsDialogButtonEnabled(ui::DialogButton button) const {
-  if (button == ui::DIALOG_BUTTON_OK && !restart_button_visible_)
-    return false;
-
-  return true;
-}
-
-bool AboutChromeView::IsDialogButtonVisible(ui::DialogButton button) const {
-  if (button == ui::DIALOG_BUTTON_OK && !restart_button_visible_)
-    return false;
-
-  return true;
-}
-
-// (on ChromeOS) the default focus is ending up in the version field when
-// the update button is hidden. This forces the focus to always be on the
-// OK button (which is the dialog cancel button, see GetDialogButtonLabel
-// above).
-int AboutChromeView::GetDefaultDialogButton() const {
-  return ui::DIALOG_BUTTON_CANCEL;
-}
-
-bool AboutChromeView::CanResize() const {
-  return false;
-}
-
-bool AboutChromeView::CanMaximize() const {
-  return false;
-}
-
-ui::ModalType AboutChromeView::GetModalType() const {
-  return ui::MODAL_TYPE_WINDOW;
-}
-
-bool AboutChromeView::Accept() {
-  browser::AttemptRestart();
-  return true;
-}
-
-views::View* AboutChromeView::GetContentsView() {
-  return this;
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// AboutChromeView, views::LinkListener implementation:
-void AboutChromeView::LinkClicked(views::Link* source, int event_flags) {
-  GURL url;
-  if (source == terms_of_service_url_) {
-    url = GURL(chrome::kChromeUITermsURL);
-  } else if (source == chromium_url_) {
-    url = GURL(chrome::kChromiumProjectURL);
-  } else if (source == open_source_url_) {
-    url = GURL(chrome::kChromeUICreditsURL);
-  } else {
-    NOTREACHED() << "Unknown link source";
-  }
-
-  OpenURLParams params(
-      url, Referrer(), NEW_WINDOW, content::PAGE_TRANSITION_LINK, false);
-  browser_->OpenURL(params);
-}
-
-#if defined(OS_WIN) && !defined(USE_AURA)
-////////////////////////////////////////////////////////////////////////////////
-// AboutChromeView, GoogleUpdateStatusListener implementation:
-
-void AboutChromeView::OnReportResults(GoogleUpdateUpgradeResult result,
-                                      GoogleUpdateErrorCode error_code,
-                                      const string16& error_message,
-                                      const string16& version) {
-  // Drop the last reference to the object so that it gets cleaned up here.
-  google_updater_ = NULL;
-
-  // Make a note of which version Google Update is reporting is the latest
-  // version.
-  new_version_available_ = version;
-  UpdateStatus(result, error_code, error_message);
-}
-
-////////////////////////////////////////////////////////////////////////////////
-// AboutChromeView, private:
-
-void AboutChromeView::UpdateStatus(GoogleUpdateUpgradeResult result,
-                                   GoogleUpdateErrorCode error_code,
-                                   const string16& error_message) {
-#if !defined(GOOGLE_CHROME_BUILD)
-  // For Chromium builds it would show an error message.
-  // But it looks weird because in fact there is no error,
-  // just the update server is not available for non-official builds.
-  return;
-#endif
-  bool show_success_indicator = false;
-  bool show_update_available_indicator = false;
-  bool show_timeout_indicator = false;
-  bool show_throbber = false;
-  bool show_update_label = true;  // Always visible, except at start.
-
-  switch (result) {
-    case UPGRADE_STARTED:
-      content::RecordAction(UserMetricsAction("Upgrade_Started"));
-      show_throbber = true;
-      update_label_.SetText(l10n_util::GetStringUTF16(IDS_UPGRADE_STARTED));
-      break;
-    case UPGRADE_CHECK_STARTED:
-      content::RecordAction(UserMetricsAction("UpgradeCheck_Started"));
-      show_throbber = true;
-      update_label_.SetText(
-          l10n_util::GetStringUTF16(IDS_UPGRADE_CHECK_STARTED));
-      break;
-    case UPGRADE_IS_AVAILABLE:
-      content::RecordAction(
-          UserMetricsAction("UpgradeCheck_UpgradeIsAvailable"));
-      DCHECK(!google_updater_);  // Should have been nulled out already.
-      google_updater_ = new GoogleUpdate();
-      google_updater_->set_status_listener(this);
-      UpdateStatus(UPGRADE_STARTED, GOOGLE_UPDATE_NO_ERROR, string16());
-      // CheckForUpdate(true,...) means perform upgrade if new version found.
-      google_updater_->CheckForUpdate(true, GetWidget()->GetNativeWindow());
-      // TODO(seanparent): Need to see if this code needs to change to
-      // force a machine restart.
-      return;
-    case UPGRADE_ALREADY_UP_TO_DATE: {
-      // The extra version check is necessary on Windows because the application
-      // may be already up to date on disk though the running app is still
-      // out of date. Chrome OS doesn't quite have this issue since the
-      // OS/App are updated together. If a newer version of the OS has been
-      // staged then UPGRADE_SUCESSFUL will be returned.
-      // Google Update reported that Chrome is up-to-date. Now make sure that we
-      // are running the latest version and if not, notify the user by falling
-      // into the next case of UPGRADE_SUCCESSFUL.
-      BrowserDistribution* dist = BrowserDistribution::GetDistribution();
-      base::ThreadRestrictions::ScopedAllowIO allow_io;
-      chrome::VersionInfo version_info;
-      Version installed_version;
-      InstallUtil::GetChromeVersion(dist, false, &installed_version);
-      if (!installed_version.IsValid()) {
-        // User-level Chrome is not installed, check system-level.
-        InstallUtil::GetChromeVersion(dist, true, &installed_version);
-      }
-      Version running_version(version_info.Version());
-      if (!installed_version.IsValid() ||
-          (installed_version.CompareTo(running_version) <= 0)) {
-        content::RecordAction(
-            UserMetricsAction("UpgradeCheck_AlreadyUpToDate"));
-        string16 update_label_text = l10n_util::GetStringFUTF16(
-            IDS_UPGRADE_ALREADY_UP_TO_DATE,
-            ASCIIToUTF16(version_info.Version()));
-        if (base::i18n::IsRTL()) {
-          update_label_text.push_back(
-              static_cast<wchar_t>(base::i18n::kLeftToRightMark));
-        }
-        update_label_.SetText(update_label_text);
-        show_success_indicator = true;
-        break;
-      }
-      // No break here as we want to notify user about upgrade if there is one.
-    }
-    case UPGRADE_SUCCESSFUL: {
-      if (result == UPGRADE_ALREADY_UP_TO_DATE)
-        content::RecordAction(
-            UserMetricsAction("UpgradeCheck_AlreadyUpgraded"));
-      else
-        content::RecordAction(UserMetricsAction("UpgradeCheck_Upgraded"));
-      restart_button_visible_ = true;
-      update_label_.SetText(
-          l10n_util::GetStringUTF16(IDS_OLD_UPGRADE_SUCCESSFUL_RELAUNCH));
-      show_success_indicator = true;
-      break;
-    }
-    case UPGRADE_ERROR: {
-      content::RecordAction(UserMetricsAction("UpgradeCheck_Error"));
-      if (!error_message.empty() && error_label_) {
-        error_label_->SetText(
-            l10n_util::GetStringFUTF16(IDS_ABOUT_BOX_ERROR_DURING_UPDATE_CHECK,
-                error_message));
-        int added_height = EnlargeWindowSizeIfNeeded();
-        dialog_dimensions_.set_height(dialog_dimensions_.height() +
-                                      added_height);
-      }
-      restart_button_visible_ = false;
-      if (error_code != GOOGLE_UPDATE_DISABLED_BY_POLICY) {
-        update_label_.SetText(
-            l10n_util::GetStringFUTF16Int(IDS_UPGRADE_ERROR, error_code));
-      } else {
-        update_label_.SetText(
-            l10n_util::GetStringUTF16(IDS_UPGRADE_DISABLED_BY_POLICY));
-      }
-      show_timeout_indicator = true;
-      break;
-    }
-    default:
-      NOTREACHED();
-  }
-
-  success_indicator_.SetVisible(show_success_indicator);
-  update_available_indicator_.SetVisible(show_update_available_indicator);
-  timeout_indicator_.SetVisible(show_timeout_indicator);
-  update_label_.SetVisible(show_update_label);
-  throbber_->SetVisible(show_throbber);
-  if (show_throbber)
-    throbber_->Start();
-  else
-    throbber_->Stop();
-
-  // We have updated controls on the parent, so we need to update its layout.
-  parent()->Layout();
-
-  // Check button may have appeared/disappeared. We cannot call this during
-  // ViewHierarchyChanged because the view hasn't been added to a Widget yet.
-  if (GetWidget())
-    GetDialogClientView()->UpdateDialogButtons();
-}
-
-int AboutChromeView::EnlargeWindowSizeIfNeeded() {
-  if (!error_label_ || error_label_->text().empty())
-    return 0;
-
-  // This will enlarge the window each time the function is called, which is
-  // fine since we only receive status once from Google Update.
-  gfx::Rect window_rect = GetWidget()->GetWindowBoundsInScreen();
-  int height = error_label_->GetHeightForWidth(
-      dialog_dimensions_.width() - (2 * views::kPanelHorizMargin)) +
-          views::kRelatedControlVerticalSpacing;
-  window_rect.set_height(window_rect.height() + height);
-  GetWidget()->SetBounds(window_rect);
-
-  return height;
-}
-
-#endif