Make WebUI objects not derive from WebUI. WebUI objects own the controller. This is the ownership...

chrome/browser/ui/webui/chromeos/login/network_screen_handler.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/ui/webui/chromeos/login/network_screen_handler.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/cros/cros_library.h"
 #include "chrome/browser/chromeos/input_method/input_method_manager.h"
 #include "chrome/browser/chromeos/input_method/input_method_util.h"
 #include "chrome/browser/chromeos/login/language_switch_menu.h"
 #include "chrome/browser/chromeos/status/input_method_menu.h"
 #include "chrome/browser/ui/webui/chromeos/login/oobe_ui.h"
 #include "chrome/browser/ui/webui/options/chromeos/cros_language_options_handler.h"
 #include "content/browser/webui/web_ui.h"
-#include "content/browser/webui/web_ui.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/gfx/rect.h"
 #include "ui/views/layout/fill_layout.h"
 #include "ui/views/widget/widget.h"
 
 #if defined(TOOLKIT_USES_GTK)
 #include "chrome/browser/chromeos/legacy_window_manager/wm_ipc.h"
 #endif
@@ skipping 129 matching lines @@
 void NetworkScreenHandler::HandleOnLanguageChanged(const ListValue* args) {
   DCHECK(args->GetSize() == 1);
   std::string locale;
   if (!args->GetString(0, &locale))
     NOTREACHED();
 
   // TODO(altimofeev): make language change async.
   LanguageSwitchMenu::SwitchLanguageAndEnableKeyboardLayouts(locale);
 
   DictionaryValue localized_strings;
-  static_cast<OobeUI*>(web_ui())->GetLocalizedStrings(&localized_strings);
+  static_cast<OobeUI*>(web_ui()->GetController())->GetLocalizedStrings(
+      &localized_strings);
   web_ui()->CallJavascriptFunction("cr.ui.Oobe.reloadContent",
                                    localized_strings);
   // Buttons are recreated, updated "Continue" button state.
   EnableContinue(is_continue_enabled_);
 }
 
 void NetworkScreenHandler::HandleOnInputMethodChanged(const ListValue* args) {
   DCHECK(args->GetSize() == 1);
   std::string id;
   if (!args->GetString(0, &id))
@@ skipping 47 matching lines @@
     input_method->SetString(
         "title", InputMethodMenu::GetTextForMenu(input_methods->at(i)));
     input_method->SetBoolean("selected",
         input_methods->at(i).id() == current_input_method_id);
     input_methods_list->Append(input_method);
   }
   return input_methods_list;
 }
 
 }  // namespace chromeos