browser: Abstract message box dialog functions into its own header file.

chrome/browser/extensions/extension_install_ui.cc

 // 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.
 
 #include "chrome/browser/extensions/extension_install_ui.h"
 
 #include <map>
 
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/string_number_conversions.h"
 #include "base/string_util.h"
 #include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/extensions/extension_install_dialog.h"
 #include "chrome/browser/extensions/theme_installed_infobar_delegate.h"
-#include "chrome/browser/platform_util.h"
 #include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/simple_message_box.h"
 #include "chrome/browser/tabs/tab_strip_model.h"
 #include "chrome/browser/themes/theme_service.h"
 #include "chrome/browser/themes/theme_service_factory.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_dialogs.h"
 #include "chrome/browser/ui/browser_list.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/chrome_switches.h"
@@ skipping 169 matching lines @@
 bool disable_failure_ui_for_tests = false;
 
 }  // namespace
 
 void ExtensionInstallUI::OnInstallFailure(const std::string& error) {
   DCHECK(ui_loop_ == MessageLoop::current());
 
   Browser* browser = BrowserList::GetLastActiveWithProfile(profile_);
   if (disable_failure_ui_for_tests)
     return;
-  platform_util::SimpleErrorBox(
+  browser::ShowErrorBox(
       browser ? browser->window()->GetNativeHandle() : NULL,
       l10n_util::GetStringUTF16(IDS_EXTENSION_INSTALL_FAILURE_TITLE),
       UTF8ToUTF16(error));
 }
 
 void ExtensionInstallUI::SetIcon(SkBitmap* image) {
   if (image)
     icon_ = *image;
   else
     icon_ = SkBitmap();
@@ skipping 98 matching lines @@
 
 InfoBarDelegate* ExtensionInstallUI::GetNewThemeInstalledInfoBarDelegate(
     TabContents* tab_contents,
     const Extension* new_theme,
     const std::string& previous_theme_id,
     bool previous_using_native_theme) {
   return new ThemeInstalledInfoBarDelegate(tab_contents, new_theme,
                                            previous_theme_id,
                                            previous_using_native_theme);
 }