WizardScreen is merged to BaseScreen.

chrome/chrome_browser_chromeos.gypi

 # 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.
 
 {
   'variables': {
     # These files lists are shared with the GN build.
     'browser_chromeos_sources': [
         # All .cc, .h, .m, and .mm files under browser/chromeos, except for tests
@@ skipping 514 matching lines @@
         'browser/chromeos/login/screens/terms_of_service_screen.h',
         'browser/chromeos/login/screens/terms_of_service_screen_actor.h',
         'browser/chromeos/login/screens/update_screen.cc',
         'browser/chromeos/login/screens/update_screen.h',
         'browser/chromeos/login/screens/update_screen_actor.h',
         'browser/chromeos/login/screens/user_image_screen.cc',
         'browser/chromeos/login/screens/user_image_screen.h',
         'browser/chromeos/login/screens/user_image_screen_actor.h',
         'browser/chromeos/login/screens/user_selection_screen.cc',
         'browser/chromeos/login/screens/user_selection_screen.h',
-        'browser/chromeos/login/screens/wizard_screen.cc',
-        'browser/chromeos/login/screens/wizard_screen.h',
         'browser/chromeos/login/screens/wrong_hwid_screen.cc',
         'browser/chromeos/login/screens/wrong_hwid_screen.h',
         'browser/chromeos/login/screens/wrong_hwid_screen_actor.h',
         'browser/chromeos/login/session/chrome_session_manager.cc',
         'browser/chromeos/login/session/chrome_session_manager.h',
         'browser/chromeos/login/session/kiosk_auto_launcher_session_manager_delegate.cc',
         'browser/chromeos/login/session/kiosk_auto_launcher_session_manager_delegate.h',
         'browser/chromeos/login/session/login_oobe_session_manager_delegate.cc',
         'browser/chromeos/login/session/login_oobe_session_manager_delegate.h',
         'browser/chromeos/login/session/restore_after_crash_session_manager_delegate.cc',
@@ skipping 698 matching lines @@
         'browser/chromeos/attestation/attestation_signed_data.proto',
       ],
       'variables': {
         'proto_in_dir': 'browser/chromeos/attestation',
         'proto_out_dir': 'chrome/browser/chromeos/attestation',
       },
       'includes': [ '../build/protoc.gypi' ]
     },
   ],
 }