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

chrome/browser/ui/webui/options2/language_options_handler_common2.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/options2/language_options_handler_common2.h"
 
 #include <map>
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/ui/browser_list.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/spellcheck_common.h"
+#include "content/browser/webui/web_ui.h"
 #include "content/public/browser/user_metrics.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
 using content::UserMetricsAction;
 
 namespace options2 {
 
 LanguageOptionsHandlerCommon::LanguageOptionsHandlerCommon() {
@@ skipping 128 matching lines @@
 void LanguageOptionsHandlerCommon::SpellCheckLanguageChangeCallback(
     const ListValue* args) {
   const std::string language_code = UTF16ToASCII(ExtractStringValue(args));
   CHECK(!language_code.empty());
   const std::string action = base::StringPrintf(
       "LanguageOptions_SpellCheckLanguageChange_%s", language_code.c_str());
   content::RecordComputedAction(action);
 }
 
 }  // namespace options2