ChromeOS NetworkScreenHandler should not call CheckAndResolveLocale on UI thread.

chrome/browser/chromeos/login/login_utils.cc

Index: chrome/browser/chromeos/login/login_utils.cc
diff --git a/chrome/browser/chromeos/login/login_utils.cc b/chrome/browser/chromeos/login/login_utils.cc
index 80c76fa43b4ffec72bc79d40a387acc68f44f043..aad2153052a5d280aea5ae25bae4c60c848e4d06 100644
--- a/chrome/browser/chromeos/login/login_utils.cc
+++ b/chrome/browser/chromeos/login/login_utils.cc
@@ -215,9 +215,7 @@ class LoginUtilsImpl : public LoginUtils,
   static void RunCallbackOnLocaleLoaded(
       const base::Closure& callback,
       InputEventsBlocker* input_events_blocker,
-      const std::string& locale,
-      const std::string& loaded_locale,
-      const bool success);
+      scoped_ptr<locale_util::LanguageSwitchResult> result);
 
   // Attempts restarting the browser process and esures that this does
   // not happen while we are still fetching new OAuth refresh tokens.
@@ -328,9 +326,7 @@ void LoginUtilsImpl::DoBrowserLaunchInternal(Profile* profile,
 void LoginUtilsImpl::RunCallbackOnLocaleLoaded(
     const base::Closure& callback,
     InputEventsBlocker* /* input_events_blocker */,
-    const std::string& /* locale */,
-    const std::string& /* loaded_locale */,
-    const bool /* success */) {
+    scoped_ptr<locale_util::LanguageSwitchResult> /* result */) {
   callback.Run();
 }