dom-ui settings: save UI language state in local_state, not profile.

BUG=70351
TEST=Verify language change works on windows/linux.
Review URL: http://codereview.chromium.org/6324009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@72237 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/dom_ui/options/language_options_handler.cc

@@ -385,8 +385,8 @@ void LanguageOptionsHandler::UiLanguageChangeCallback(
 #if defined(OS_CHROMEOS)
   dom_ui_->GetProfile()->ChangeApplicationLocale(language_code, false);
 #else
-  PrefService* prefs = dom_ui_->GetProfile()->GetPrefs();
-  prefs->SetString(prefs::kApplicationLocale, language_code);
+  PrefService* pref_service = g_browser_process->local_state();
+  pref_service->SetString(prefs::kApplicationLocale, language_code);
 #endif  // defined(OS_CHROMEOS)
   dom_ui_->CallJavascriptFunction(
       L"options.LanguageOptions.uiLanguageSaved");