Introduce lock screen app context to extension features

chrome/browser/extensions/BUILD.gn

 # Copyright 2014 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.
 
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//chrome/common/features.gni")
 import("//extensions/features/features.gni")
 import("//media/media_options.gni")
 import("//mojo/public/tools/bindings/mojom.gni")
@@ skipping 975 matching lines @@
     ]
 
     sources -= [ "api/music_manager_private/device_id_linux.cc" ]
     if (use_dbus) {
       configs += [ "//build/config/linux/dbus" ]
     }
     deps += [
       "//components/chrome_apps",
       "//components/constrained_window",
       "//components/drive",
+      "//components/session_manager/core",
       "//components/user_manager",
       "//remoting/base",
       "//remoting/host",
       "//remoting/host/it2me:common",
       "//third_party/protobuf:protobuf_lite",
       "//ui/app_list",
       "//ui/chromeos",
       "//ui/chromeos/events",
       "//ui/file_manager",
       "//ui/views/",
@@ skipping 168 matching lines @@
       "api/braille_display_private/brlapi_connection.cc",
       "api/braille_display_private/brlapi_connection.h",
       "api/braille_display_private/brlapi_keycode_map.cc",
       "api/braille_display_private/brlapi_keycode_map.h",
     ]
     deps += [ "//build/linux/libbrlapi" ]
   } else {
     sources += [ "api/braille_display_private/braille_controller_stub.cc" ]
   }
 }