Enable wallpaper boot animation for boot into sign in too. Add flag to disable it.

chrome/browser/chromeos/system/ash_system_tray_delegate.cc

 // Copyright (c) 2012 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/chromeos/system/ash_system_tray_delegate.h"
 
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
 #include "ash/system/audio/audio_observer.h"
 #include "ash/system/bluetooth/bluetooth_observer.h"
@@ skipping 29 matching lines @@
 #include "chrome/browser/chromeos/gdata/gdata_util.h"
 #include "chrome/browser/chromeos/input_method/input_method_manager.h"
 #include "chrome/browser/chromeos/input_method/input_method_util.h"
 #include "chrome/browser/chromeos/input_method/xkeyboard.h"
 #include "chrome/browser/chromeos/kiosk_mode/kiosk_mode_settings.h"
 #include "chrome/browser/chromeos/login/base_login_display_host.h"
 #include "chrome/browser/chromeos/login/login_display_host.h"
 #include "chrome/browser/chromeos/login/message_bubble.h"
 #include "chrome/browser/chromeos/login/user.h"
 #include "chrome/browser/chromeos/login/user_manager.h"
-#include "chrome/browser/chromeos/login/wizard_controller.h"
 #include "chrome/browser/chromeos/mobile_config.h"
 #include "chrome/browser/chromeos/status/data_promo_notification.h"
 #include "chrome/browser/chromeos/status/network_menu.h"
 #include "chrome/browser/chromeos/status/network_menu_icon.h"
 #include "chrome/browser/chromeos/system_key_event_listener.h"
 #include "chrome/browser/chromeos/system/timezone_settings.h"
 #include "chrome/browser/lifetime/application_lifetime.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/browser_finder.h"
@@ skipping 188 matching lines @@
           GDataSystemServiceFactory::FindForProfile(profile);
       if (system_service) {
         system_service->docs_service()->operation_registry()->
             RemoveObserver(this);
       }
     }
   }
 
   // Overridden from ash::SystemTrayDelegate:
   virtual bool GetTrayVisibilityOnStartup() OVERRIDE {
-    // If we're either logged in (doesn't matter in KioskMode or not),
-    // or not in KioskMode at all, return true.
-    // If not registered i.e. OOBE is still active, start with tray hidden,
-    // it will be enabled if needed by OOBE flow.
-    bool is_registered = chromeos::WizardController::IsDeviceRegistered();
-    return UserManager::Get()->IsUserLoggedIn() ||
-        (!chromeos::KioskModeSettings::Get()->IsKioskModeEnabled() &&
-            is_registered);
+    // In case of OOBE / sign in screen tray will be shown later.
+    return UserManager::Get()->IsUserLoggedIn();
   }
 
   virtual const string16 GetUserDisplayName() const OVERRIDE {
     return UserManager::Get()->GetLoggedInUser().GetDisplayName();
   }
 
   virtual const std::string GetUserEmail() const OVERRIDE {
     return UserManager::Get()->GetLoggedInUser().display_email();
   }
 
@@ skipping 981 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(SystemTrayDelegate);
 };
 
 }  // namespace
 
 ash::SystemTrayDelegate* CreateSystemTrayDelegate(ash::SystemTray* tray) {
   return new chromeos::SystemTrayDelegate(tray);
 }
 
 }  // namespace chromeos