Gtk confirm form resubmission dialog.

Refactor so that the dialog is shown by calling BrowserWindow::ShowRepostFormWarningDialog

BUG=19761
TEST=see bug

Review URL: http://codereview.chromium.org/174294

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@24826 0039d316-1c4b-4281-b951-d872f2087c98

20 files changed, 179 insertions, 59 deletions

diff --git a/chrome/browser/browser.cc b/chrome/browser/browser.cc
index 4acd94b..3486a62 100644
--- a/chrome/browser/browser.cc
+++ b/chrome/browser/browser.cc
@@ -2059,6 +2059,10 @@ void Browser::ShowPageInfo(Profile* profile,
   window()->ShowPageInfo(profile, url, ssl, show_history);
 }
 
+void Browser::ShowRepostFormWarningDialog(TabContents *tab_contents) {
+  window()->ShowRepostFormWarningDialog(tab_contents);
+}
+
 ///////////////////////////////////////////////////////////////////////////////
 // Browser, SelectFileDialog::Listener implementation:
 
diff --git a/chrome/browser/browser.h b/chrome/browser/browser.h
index 63ccb0a..d0f403a 100644
--- a/chrome/browser/browser.h
+++ b/chrome/browser/browser.h
@@ -527,6 +527,7 @@ class Browser : public TabStripModelDelegate,
                             const GURL& url,
                             const NavigationEntry::SSLStatus& ssl,
                             bool show_history);
+  virtual void ShowRepostFormWarningDialog(TabContents* tab_contents);
 
   // Overridden from SelectFileDialog::Listener:
   virtual void FileSelected(const FilePath& path, int index, void* params);
diff --git a/chrome/browser/browser_window.h b/chrome/browser/browser_window.h
index a1dbe76..2532d4b 100644
--- a/chrome/browser/browser_window.h
+++ b/chrome/browser/browser_window.h
@@ -15,6 +15,7 @@ class FindBar;
 class GURL;
 class HtmlDialogUIDelegate;
 class LocationBar;
+class NavigationController;
 class Profile;
 class StatusBubble;
 class TabContents;
@@ -187,6 +188,9 @@ class BrowserWindow {
   // Shows the New Profile dialog box.
   virtual void ShowNewProfileDialog() = 0;
 
+  // Shows the repost form confirmation dialog box.
+  virtual void ShowRepostFormWarningDialog(TabContents* tab_contents) = 0;
+
   // Shows the confirmation dialog box warning that the browser is closing with
   // in-progress downloads.
   // This method should call Browser::InProgressDownloadResponse once the user
diff --git a/chrome/browser/cocoa/browser_window_cocoa.h b/chrome/browser/cocoa/browser_window_cocoa.h
index 1635602..0eb7693 100644
--- a/chrome/browser/cocoa/browser_window_cocoa.h
+++ b/chrome/browser/cocoa/browser_window_cocoa.h
@@ -71,6 +71,7 @@ class BrowserWindowCocoa : public BrowserWindow,
   virtual void ShowPasswordManager();
   virtual void ShowSelectProfileDialog();
   virtual void ShowNewProfileDialog();
+  virtual void ShowRepostFormWarningDialog(TabContents* tab_contents);
   virtual void ConfirmBrowserCloseWithPendingDownloads();
   virtual void ShowHTMLDialog(HtmlDialogUIDelegate* delegate,
                               gfx::NativeWindow parent_window);
diff --git a/chrome/browser/cocoa/browser_window_cocoa.mm b/chrome/browser/cocoa/browser_window_cocoa.mm
index 13ff5bb..7d8a202 100644
--- a/chrome/browser/cocoa/browser_window_cocoa.mm
+++ b/chrome/browser/cocoa/browser_window_cocoa.mm
@@ -246,6 +246,11 @@ void BrowserWindowCocoa::ShowNewProfileDialog() {
   NOTIMPLEMENTED();
 }
 
+void BrowserWindowCocoa::ShowRepostFormWarningDialog(
+    TabContents* tab_contents) {
+  NOTIMPLEMENTED();
+}
+
 // We allow closing the window here since the real quit decision on Mac is made
 // in [AppController quit:].
 void BrowserWindowCocoa::ConfirmBrowserCloseWithPendingDownloads() {
diff --git a/chrome/browser/gtk/browser_window_gtk.cc b/chrome/browser/gtk/browser_window_gtk.cc
index 9c295ac..d3df442 100644
--- a/chrome/browser/gtk/browser_window_gtk.cc
+++ b/chrome/browser/gtk/browser_window_gtk.cc
@@ -52,6 +52,7 @@
 #include "chrome/browser/gtk/infobar_container_gtk.h"
 #include "chrome/browser/gtk/keyword_editor_view.h"
 #include "chrome/browser/gtk/nine_box.h"
+#include "chrome/browser/gtk/repost_form_warning_gtk.h"
 #include "chrome/browser/gtk/status_bubble_gtk.h"
 #include "chrome/browser/gtk/tab_contents_container_gtk.h"
 #include "chrome/browser/gtk/tabs/tab_strip_gtk.h"
@@ -1024,6 +1025,11 @@ void BrowserWindowGtk::ShowNewProfileDialog() {
   NOTIMPLEMENTED();
 }
 
+void BrowserWindowGtk::ShowRepostFormWarningDialog(
+    TabContents* tab_contents) {
+  new RepostFormWarningGtk(GetNativeHandle(), &tab_contents->controller());
+}
+
 void BrowserWindowGtk::ShowHTMLDialog(HtmlDialogUIDelegate* delegate,
                                       gfx::NativeWindow parent_window) {
   NOTIMPLEMENTED();
diff --git a/chrome/browser/gtk/browser_window_gtk.h b/chrome/browser/gtk/browser_window_gtk.h
index d186aa5..c21a9ed 100644
--- a/chrome/browser/gtk/browser_window_gtk.h
+++ b/chrome/browser/gtk/browser_window_gtk.h
@@ -102,6 +102,7 @@ class BrowserWindowGtk : public BrowserWindow,
   virtual void ShowPasswordManager();
   virtual void ShowSelectProfileDialog();
   virtual void ShowNewProfileDialog();
+  virtual void ShowRepostFormWarningDialog(TabContents* tab_contents);
   virtual void ConfirmBrowserCloseWithPendingDownloads();
   virtual void ShowHTMLDialog(HtmlDialogUIDelegate* delegate,
                               gfx::NativeWindow parent_window);
diff --git a/chrome/browser/gtk/repost_form_warning_gtk.cc b/chrome/browser/gtk/repost_form_warning_gtk.cc
new file mode 100644
index 0000000..fab88e6
--- /dev/null
+++ b/chrome/browser/gtk/repost_form_warning_gtk.cc
@@ -0,0 +1,86 @@
+// Copyright (c) 2009 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/gtk/repost_form_warning_gtk.h"
+
+#include "app/l10n_util.h"
+#include "base/message_loop.h"
+#include "chrome/browser/tab_contents/navigation_controller.h"
+#include "chrome/common/gtk_util.h"
+#include "chrome/common/notification_service.h"
+#include "grit/generated_resources.h"
+
+RepostFormWarningGtk::RepostFormWarningGtk(
+    GtkWindow* parent,
+    NavigationController* navigation_controller)
+    : navigation_controller_(navigation_controller) {
+  dialog_ = gtk_message_dialog_new(
+      parent,
+      GTK_DIALOG_MODAL,
+      GTK_MESSAGE_QUESTION,
+      GTK_BUTTONS_NONE,
+      "%s",
+      l10n_util::GetStringUTF8(IDS_HTTP_POST_WARNING).c_str());
+  gtk_window_set_title(GTK_WINDOW(dialog_),
+      l10n_util::GetStringUTF8(IDS_HTTP_POST_WARNING_TITLE).c_str());
+  gtk_util::AddButtonToDialog(dialog_,
+      l10n_util::GetStringUTF8(IDS_HTTP_POST_WARNING_CANCEL).c_str(),
+      GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
+  gtk_util::AddButtonToDialog(dialog_,
+      l10n_util::GetStringUTF8(IDS_HTTP_POST_WARNING_RESEND).c_str(),
+      GTK_STOCK_REFRESH, GTK_RESPONSE_OK);
+  gtk_util::SetWindowIcon(GTK_WINDOW(dialog_));
+
+  g_signal_connect(dialog_, "response", G_CALLBACK(OnResponse), this);
+  g_signal_connect(dialog_, "destroy", G_CALLBACK(OnWindowDestroy), this);
+
+  gtk_widget_show_all(dialog_);
+
+  registrar_.Add(this, NotificationType::LOAD_START,
+                 Source<NavigationController>(navigation_controller_));
+  registrar_.Add(this, NotificationType::TAB_CLOSING,
+                 Source<NavigationController>(navigation_controller_));
+}
+
+RepostFormWarningGtk::~RepostFormWarningGtk() {
+}
+
+void RepostFormWarningGtk::Observe(NotificationType type,
+                                   const NotificationSource& source,
+                                   const NotificationDetails& details) {
+  // Close the dialog if we load a page (because reloading might not apply to
+  // the same page anymore) or if the tab is closed, because then we won't have
+  // a navigation controller anymore.
+  if (dialog_ && navigation_controller_ &&
+      (type == NotificationType::LOAD_START ||
+       type == NotificationType::TAB_CLOSING)) {
+    DCHECK_EQ(Source<NavigationController>(source).ptr(),
+              navigation_controller_);
+    navigation_controller_ = NULL;
+    Destroy();
+  }
+}
+
+void RepostFormWarningGtk::Destroy() {
+  if (dialog_) {
+    gtk_widget_destroy(dialog_);
+    dialog_ = NULL;
+  }
+}
+
+// static
+void RepostFormWarningGtk::OnResponse(GtkWidget* widget, int response,
+                                      RepostFormWarningGtk* dialog) {
+  dialog->Destroy();
+  if (response == GTK_RESPONSE_OK) {
+    if (dialog->navigation_controller_)
+      dialog->navigation_controller_->Reload(false);
+  }
+}
+
+// static
+void RepostFormWarningGtk::OnWindowDestroy(GtkWidget* widget,
+                                           RepostFormWarningGtk* dialog) {
+  MessageLoop::current()->DeleteSoon(FROM_HERE, dialog);
+}
diff --git a/chrome/browser/gtk/repost_form_warning_gtk.h b/chrome/browser/gtk/repost_form_warning_gtk.h
new file mode 100644
index 0000000..8b6f168
--- /dev/null
+++ b/chrome/browser/gtk/repost_form_warning_gtk.h
@@ -0,0 +1,46 @@
+// Copyright (c) 2009 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_GTK_REPOST_FORM_WARNING_GTK_H_
+#define CHROME_BROWSER_GTK_REPOST_FORM_WARNING_GTK_H_
+
+#include <gtk/gtk.h>
+
+#include "chrome/common/notification_registrar.h"
+
+class NavigationController;
+
+class RepostFormWarningGtk : public NotificationObserver {
+ public:
+  RepostFormWarningGtk(GtkWindow* parent,
+                       NavigationController* navigation_controller);
+  virtual ~RepostFormWarningGtk();
+
+ private:
+  // NotificationObserver implementation.
+  // Watch for a new load or a closed tab and dismiss the dialog if they occur.
+  virtual void Observe(NotificationType type,
+                       const NotificationSource& source,
+                       const NotificationDetails& details);
+
+  // Tell Gtk to destroy the dialog window.  This will only be done once, even
+  // if Destroy is called multiple times (eg, from both OnResponse and Observe.)
+  void Destroy();
+
+  static void OnResponse(GtkWidget* widget,
+                         int response,
+                         RepostFormWarningGtk* dialog);
+  static void OnWindowDestroy(GtkWidget* widget, RepostFormWarningGtk* dialog);
+
+  NotificationRegistrar registrar_;
+
+  // Navigation controller, used to continue the reload.
+  NavigationController* navigation_controller_;
+
+  GtkWidget* dialog_;
+
+  DISALLOW_COPY_AND_ASSIGN(RepostFormWarningGtk);
+};
+
+#endif  // CHROME_BROWSER_GTK_REPOST_FORM_WARNING_GTK_H_
diff --git a/chrome/browser/tab_contents/navigation_controller.cc b/chrome/browser/tab_contents/navigation_controller.cc
index 3704169..7f5fa99 100644
--- a/chrome/browser/tab_contents/navigation_controller.cc
+++ b/chrome/browser/tab_contents/navigation_controller.cc
@@ -16,8 +16,8 @@
 #include "chrome/browser/renderer_host/site_instance.h"
 #include "chrome/browser/sessions/session_types.h"
 #include "chrome/browser/tab_contents/navigation_entry.h"
-#include "chrome/browser/tab_contents/repost_form_warning.h"
 #include "chrome/browser/tab_contents/tab_contents.h"
+#include "chrome/browser/tab_contents/tab_contents_delegate.h"
 #include "chrome/common/navigation_types.h"
 #include "chrome/common/notification_service.h"
 #include "chrome/common/pref_names.h"
@@ -29,11 +29,6 @@
 #include "net/base/net_util.h"
 #include "webkit/glue/webkit_glue.h"
 
-#if defined(OS_WIN)
-#include "chrome/browser/tab_contents/repost_form_warning.h"
-#include "chrome/browser/tab_contents/tab_contents_delegate.h"
-#endif
-
 namespace {
 
 // Invoked when entries have been pruned, or removed. For example, if the
@@ -173,7 +168,7 @@ void NavigationController::Reload(bool check_for_repost) {
     // they really want to do this. If they do, the dialog will call us back
     // with check_for_repost = false.
     tab_contents_->Activate();
-    RunRepostFormWarningDialog(this);
+    tab_contents_->delegate()->ShowRepostFormWarningDialog(tab_contents_);
   } else {
     // Base the navigation on where we are now...
     int current_index = GetCurrentEntryIndex();
diff --git a/chrome/browser/tab_contents/repost_form_warning.h b/chrome/browser/tab_contents/repost_form_warning.h
deleted file mode 100644
index 9bbbbaa..0000000
--- a/chrome/browser/tab_contents/repost_form_warning.h
+++ /dev/null
@@ -1,17 +0,0 @@
-// Copyright (c) 2009 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_TAB_CONTENTS_REPOST_FORM_WARNING_H_
-#define CHROME_BROWSER_TAB_CONTENTS_REPOST_FORM_WARNING_H_
-
-class NavigationController;
-
-// Runs the form repost warning dialog. If the user accepts the action, then
-// it will call Reload on the navigation controller back with check_for_repost
-// set to false.
-//
-// This function is implemented by the platform-specific frontend.
-void RunRepostFormWarningDialog(NavigationController* nav_controller);
-
-#endif  // CHROME_BROWSER_TAB_CONTENTS_REPOST_FORM_WARNING_H_
diff --git a/chrome/browser/tab_contents/tab_contents_delegate.h b/chrome/browser/tab_contents/tab_contents_delegate.h
index 3799569..156bb18 100644
--- a/chrome/browser/tab_contents/tab_contents_delegate.h
+++ b/chrome/browser/tab_contents/tab_contents_delegate.h
@@ -221,6 +221,9 @@ class TabContentsDelegate {
     return false;
   }
 
+  // Shows the repost form confirmation dialog box.
+  virtual void ShowRepostFormWarningDialog(TabContents* tab_contents) {}
+
  protected:
   ~TabContentsDelegate() {}
 
diff --git a/chrome/browser/views/frame/browser_view.cc b/chrome/browser/views/frame/browser_view.cc
index 6dc9adf..f9a627b 100644
--- a/chrome/browser/views/frame/browser_view.cc
+++ b/chrome/browser/views/frame/browser_view.cc
@@ -35,6 +35,7 @@
 #include "chrome/browser/views/frame/browser_frame.h"
 #include "chrome/browser/views/fullscreen_exit_bubble.h"
 #include "chrome/browser/views/infobars/infobar_container.h"
+#include "chrome/browser/views/repost_form_warning_view.h"
 #include "chrome/browser/views/status_bubble_views.h"
 #include "chrome/browser/views/tab_contents/tab_contents_container.h"
 #include "chrome/browser/views/tabs/browser_tab_strip.h"
@@ -929,6 +930,10 @@ void BrowserView::ShowNewProfileDialog() {
   browser::ShowNewProfileDialog();
 }
 
+void BrowserView::ShowRepostFormWarningDialog(TabContents* tab_contents) {
+  new RepostFormWarningView(GetNativeHandle(), &tab_contents->controller());
+}
+
 void BrowserView::ConfirmBrowserCloseWithPendingDownloads() {
   DownloadInProgressConfirmDialogDelegate* delegate =
       new DownloadInProgressConfirmDialogDelegate(browser_.get());
diff --git a/chrome/browser/views/frame/browser_view.h b/chrome/browser/views/frame/browser_view.h
index d978c51..e59c8aa 100644
--- a/chrome/browser/views/frame/browser_view.h
+++ b/chrome/browser/views/frame/browser_view.h
@@ -243,6 +243,7 @@ class BrowserView : public BrowserWindow,
   virtual void ShowPasswordManager();
   virtual void ShowSelectProfileDialog();
   virtual void ShowNewProfileDialog();
+  virtual void ShowRepostFormWarningDialog(TabContents* tab_contents);
   virtual void ConfirmBrowserCloseWithPendingDownloads();
   virtual void ShowHTMLDialog(HtmlDialogUIDelegate* delegate,
                               gfx::NativeWindow parent_window);
diff --git a/chrome/browser/views/repost_form_warning_view.cc b/chrome/browser/views/repost_form_warning_view.cc
index c9ef167..074850d7 100644
--- a/chrome/browser/views/repost_form_warning_view.cc
+++ b/chrome/browser/views/repost_form_warning_view.cc
@@ -14,14 +14,8 @@
 #include "views/controls/message_box_view.h"
 #include "views/window/window.h"
 
-// Implementation of function declared in
-// browser/tab_contents/repost_form_warning.h
-void RunRepostFormWarningDialog(NavigationController* navigation_controller) {
-  RepostFormWarningView* dialog =
-      new RepostFormWarningView(navigation_controller);
-}
-
 RepostFormWarningView::RepostFormWarningView(
+    gfx::NativeWindow parent_window,
     NavigationController* navigation_controller)
       : navigation_controller_(navigation_controller),
         message_box_view_(NULL) {
@@ -29,19 +23,12 @@ RepostFormWarningView::RepostFormWarningView(
       MessageBoxFlags::kIsConfirmMessageBox,
       l10n_util::GetString(IDS_HTTP_POST_WARNING),
       L"");
-  // TODO(beng): fix this - this dialog box should be shown by a method on the
-  //             Browser.
-  HWND root_hwnd = NULL;
-  if (BrowserList::GetLastActive()) {
-    root_hwnd = reinterpret_cast<HWND>(BrowserList::GetLastActive()->
-        window()->GetNativeHandle());
-  }
-  views::Window::CreateChromeWindow(root_hwnd, gfx::Rect(), this)->Show();
+  views::Window::CreateChromeWindow(parent_window, gfx::Rect(), this)->Show();
 
   registrar_.Add(this, NotificationType::LOAD_START,
-                 NotificationService::AllSources());
+                 Source<NavigationController>(navigation_controller_));
   registrar_.Add(this, NotificationType::TAB_CLOSING,
-                 NotificationService::AllSources());
+                 Source<NavigationController>(navigation_controller_));
 }
 
 RepostFormWarningView::~RepostFormWarningView() {
@@ -95,8 +82,9 @@ void RepostFormWarningView::Observe(NotificationType type,
   // a navigation controller anymore.
   if (window() && navigation_controller_ &&
       (type == NotificationType::LOAD_START ||
-       type == NotificationType::TAB_CLOSING) &&
-      Source<NavigationController>(source).ptr() == navigation_controller_) {
+       type == NotificationType::TAB_CLOSING)) {
+    DCHECK_EQ(Source<NavigationController>(source).ptr(),
+              navigation_controller_);
     navigation_controller_ = NULL;
     window()->Close();
   }
diff --git a/chrome/browser/views/repost_form_warning_view.h b/chrome/browser/views/repost_form_warning_view.h
index 40db8ac..3c8538b 100644
--- a/chrome/browser/views/repost_form_warning_view.h
+++ b/chrome/browser/views/repost_form_warning_view.h
@@ -5,6 +5,7 @@
 #ifndef CHROME_BROWSER_VIEWS_REPOST_FORM_WARNING_VIEW_H_
 #define CHROME_BROWSER_VIEWS_REPOST_FORM_WARNING_VIEW_H_
 
+#include "base/gfx/native_widget_types.h"
 #include "chrome/common/notification_registrar.h"
 #include "views/window/dialog_delegate.h"
 
@@ -17,8 +18,9 @@ class Window;
 class RepostFormWarningView : public views::DialogDelegate,
                               public NotificationObserver {
  public:
-  // Use RunRepostFormWarningDialog (declared in repost_form_warning.h) to use.
-  RepostFormWarningView(NavigationController* navigation_controller);
+  // Use BrowserWindow::ShowRepostFormWarningDialog to use.
+  RepostFormWarningView(gfx::NativeWindow parent_window,
+                        NavigationController* navigation_controller);
   virtual ~RepostFormWarningView();
 
   // views::DialogDelegate Methods:
diff --git a/chrome/chrome.gyp b/chrome/chrome.gyp
index 62b1aa9..0e08bea 100644
--- a/chrome/chrome.gyp
+++ b/chrome/chrome.gyp
@@ -1302,6 +1302,8 @@
         'browser/gtk/page_info_window_gtk.cc',
         'browser/gtk/process_singleton_dialog.cc',
         'browser/gtk/process_singleton_dialog.h',
+        'browser/gtk/repost_form_warning_gtk.cc',
+        'browser/gtk/repost_form_warning_gtk.h',
         'browser/gtk/sad_tab_gtk.cc',
         'browser/gtk/sad_tab_gtk.h',
         'browser/gtk/slide_animator_gtk.cc',
@@ -1790,7 +1792,6 @@
         'browser/tab_contents/render_view_host_delegate_helper.h',
         'browser/tab_contents/render_view_host_manager.cc',
         'browser/tab_contents/render_view_host_manager.h',
-        'browser/tab_contents/repost_form_warning.h',
         'browser/tab_contents/security_style.h',
         'browser/tab_contents/tab_contents.cc',
         'browser/tab_contents/tab_contents.h',
diff --git a/chrome/common/temp_scaffolding_stubs.cc b/chrome/common/temp_scaffolding_stubs.cc
index 162a6ab..78e4085 100644
--- a/chrome/common/temp_scaffolding_stubs.cc
+++ b/chrome/common/temp_scaffolding_stubs.cc
@@ -210,13 +210,6 @@ bool RLZTracker::RecordProductEvent(Product product, AccessPoint point,
 
 //--------------------------------------------------------------------------
 
-void RunRepostFormWarningDialog(NavigationController*) {
-  // http://code.google.com/p/chromium/issues/detail?id=19761
-  NOTIMPLEMENTED();
-}
-
-//--------------------------------------------------------------------------
-
 MemoryDetails::MemoryDetails() {
   NOTIMPLEMENTED();
 }
diff --git a/chrome/common/temp_scaffolding_stubs.h b/chrome/common/temp_scaffolding_stubs.h
index 47e0e86..0ccab4e 100644
--- a/chrome/common/temp_scaffolding_stubs.h
+++ b/chrome/common/temp_scaffolding_stubs.h
@@ -148,12 +148,6 @@ class DockInfo {
 //---------------------------------------------------------------------------
 // These stubs are for TabContents
 
-class RepostFormWarningDialog {
- public:
-  static void RunRepostFormWarningDialog(NavigationController*) { }
-  virtual ~RepostFormWarningDialog() { }
-};
-
 class BaseDragSource {
 };
 
diff --git a/chrome/test/test_browser_window.h b/chrome/test/test_browser_window.h
index a7a06db..45394cf 100644
--- a/chrome/test/test_browser_window.h
+++ b/chrome/test/test_browser_window.h
@@ -69,6 +69,7 @@ class TestBrowserWindow : public BrowserWindow {
   virtual void ShowPasswordManager() {}
   virtual void ShowSelectProfileDialog() {}
   virtual void ShowNewProfileDialog() {}
+  virtual void ShowRepostFormWarningDialog(TabContents* tab_contents) {}
   virtual void ConfirmBrowserCloseWithPendingDownloads() {}
   virtual void ShowHTMLDialog(HtmlDialogUIDelegate* delegate,
                               gfx::NativeWindow parent_window) {}