Fix of "login is not defined" error in OOBE

chrome/browser/ui/webui/chromeos/login/signin_screen_handler.cc

 // Copyright (c) 2013 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/signin_screen_handler.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <vector>
@@ skipping 273 matching lines @@
 void LoginScreenContext::Init() {
   oobe_ui_ = false;
 }
 
 // SigninScreenHandler implementation ------------------------------------------
 
 SigninScreenHandler::SigninScreenHandler(
     const scoped_refptr<NetworkStateInformer>& network_state_informer,
     ErrorScreen* error_screen,
     CoreOobeView* core_oobe_view,
-    GaiaScreenHandler* gaia_screen_handler)
-    : network_state_informer_(network_state_informer),
+    GaiaScreenHandler* gaia_screen_handler,
+    JSCallsContainer* js_calls_container)
+    : BaseScreenHandler(js_calls_container),
+      network_state_informer_(network_state_informer),
       error_screen_(error_screen),
       core_oobe_view_(core_oobe_view),
       caps_lock_enabled_(chromeos::input_method::InputMethodManager::Get()
                              ->GetImeKeyboard()
                              ->CapsLockIsEnabled()),
       proxy_auth_dialog_reload_times_(kMaxGaiaReloadForProxyAuthDialog),
       gaia_screen_handler_(gaia_screen_handler),
       touch_view_binding_(this),
       histogram_helper_(new ErrorScreensHistogramHelper("Signin")),
       weak_factory_(this) {
   DCHECK(network_state_informer_.get());
   DCHECK(error_screen_);
   DCHECK(core_oobe_view_);
+  DCHECK(js_calls_container);
   gaia_screen_handler_->set_signin_screen_handler(this);
   network_state_informer_->AddObserver(this);
 
   registrar_.Add(this,
                  chrome::NOTIFICATION_AUTH_NEEDED,
                  content::NotificationService::AllSources());
   registrar_.Add(this,
                  chrome::NOTIFICATION_AUTH_SUPPLIED,
                  content::NotificationService::AllSources());
   registrar_.Add(this,
@@ skipping 810 matching lines @@
 
 void SigninScreenHandler::SuspendDone(const base::TimeDelta& sleep_duration) {
   for (user_manager::User* user :
        user_manager::UserManager::Get()->GetUnlockUsers()) {
     HidePinKeyboardIfNeeded(user->GetAccountId());
   }
 }
 
 void SigninScreenHandler::OnTouchViewToggled(bool enabled) {
   touch_view_enabled_ = enabled;
-  CallJS("login.AccountPickerScreen.setTouchViewState", enabled);
+  CallJSOrDefer("login.AccountPickerScreen.setTouchViewState", enabled);
 }
 
 bool SigninScreenHandler::ShouldLoadGaia() const {
   // Fetching of the extension is not started before account picker page is
   // loaded because it can affect the loading speed.
   // Do not load the extension for the screen locker, see crosbug.com/25018.
   return !ScreenLocker::default_screen_locker() &&
          is_account_picker_showing_first_time_;
 }
 
@@ skipping 495 matching lines @@
   rate.initial_delay_in_ms = auto_repeat_delay;
   rate.repeat_interval_in_ms = auto_repeat_interval;
   input_method::InputMethodManager::Get()
       ->GetImeKeyboard()
       ->SetAutoRepeatEnabled(true);
   input_method::InputMethodManager::Get()->GetImeKeyboard()->SetAutoRepeatRate(
       rate);
 }
 
 }  // namespace chromeos