ScreenContext is moved to components/login.

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 510 matching lines @@
         'browser/chromeos/login/screens/kiosk_autolaunch_screen_actor.h',
         'browser/chromeos/login/screens/kiosk_enable_screen.cc',
         'browser/chromeos/login/screens/kiosk_enable_screen.h',
         'browser/chromeos/login/screens/kiosk_enable_screen_actor.h',
         'browser/chromeos/login/screens/network_screen.cc',
         'browser/chromeos/login/screens/network_screen.h',
         'browser/chromeos/login/screens/network_screen_actor.h',
         'browser/chromeos/login/screens/reset_screen.cc',
         'browser/chromeos/login/screens/reset_screen.h',
         'browser/chromeos/login/screens/reset_screen_actor.h',
-        'browser/chromeos/login/screens/screen_context.cc',
-        'browser/chromeos/login/screens/screen_context.h',
         'browser/chromeos/login/screens/screen_flow.h',
         'browser/chromeos/login/screens/screen_observer.h',
         'browser/chromeos/login/screens/terms_of_service_screen.cc',
         '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',
@@ skipping 507 matching lines @@
         '../breakpad/breakpad.gyp:breakpad_client',
         '../build/linux/system.gyp:dbus',
         '../chromeos/chromeos.gyp:chromeos',
         '../chromeos/chromeos.gyp:cryptohome_proto',
         # browser_chromeos #includes signed_secret.pb.h directly.
         '../chromeos/chromeos.gyp:cryptohome_signkey_proto',
         # browser_chromeos #includes power_supply_properties.pb.h directly.
         '../chromeos/chromeos.gyp:power_manager_proto',
         '../chromeos/ime/input_method.gyp:gencode',
         '../components/components.gyp:cloud_policy_proto',
+        '../components/components.gyp:login',
         '../components/components.gyp:onc_component',
         '../components/components.gyp:ownership',
         '../components/components.gyp:pairing',
         '../components/components.gyp:policy',
         # This depends directly on the variations target, rather than just
         # transitively via the common target because the proto sources need to
         # be generated before code in this target can start building.
         '../components/components.gyp:variations',
         '../components/components.gyp:variations_http_provider',
         '../components/components_strings.gyp:components_strings',
@@ skipping 184 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' ]
     },
   ],
 }