Reenabled ChromeOS system setting for timezone selection....

chrome/browser/dom_ui/core_options_handler.cc

 // Copyright (c) 2010 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/dom_ui/core_options_handler.h"
 
 #include "app/l10n_util.h"
 #include "base/string_number_conversions.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
@@ skipping 108 matching lines @@
 
   const PrefService::Preference* pref =
       pref_service->FindPreference(pref_name.c_str());
 
   return pref ? pref->GetValue()->DeepCopy() : Value::CreateNullValue();
 }
 
 void CoreOptionsHandler::ObservePref(const std::string& pref_name) {
   DCHECK(dom_ui_);
   PrefService* pref_service = dom_ui_->GetProfile()->GetPrefs();
-
   pref_service->AddPrefObserver(pref_name.c_str(), this);
 }
 
 void CoreOptionsHandler::SetPref(const std::string& pref_name,
                                  Value::ValueType pref_type,
                                  const std::string& value_string) {
   DCHECK(dom_ui_);
   PrefService* pref_service = dom_ui_->GetProfile()->GetPrefs();
 
   switch (pref_type) {
@@ skipping 138 matching lines @@
         pref_callback_map_.find(*pref_name);
         iter != pref_callback_map_.end(); ++iter) {
       const std::wstring& callback_function = iter->second;
       ListValue result_value;
       result_value.Append(Value::CreateStringValue(pref_name->c_str()));
       result_value.Append(pref->GetValue()->DeepCopy());
       dom_ui_->CallJavascriptFunction(callback_function, result_value);
     }
   }
 }
+