[Smart Lock] Extract the screenlock state to the proximity_auth component.

components/proximity_auth/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("//testing/test.gni")
 
 source_set("proximity_auth") {
   sources = [
     "bluetooth_connection.cc",
     "bluetooth_connection.h",
@@ skipping 13 matching lines @@
     "connection_finder.h",
     "connection_observer.h",
     "proximity_auth_client.h",
     "proximity_auth_system.cc",
     "proximity_auth_system.h",
     "remote_device.h",
     "remote_status_update.cc",
     "remote_status_update.h",
     "screenlock_bridge.cc",
     "screenlock_bridge.h",
+    "screenlock_state.h",
     "secure_context.h",
     "switches.cc",
     "switches.h",
     "throttled_bluetooth_connection_finder.cc",
     "throttled_bluetooth_connection_finder.h",
     "wire_message.cc",
     "wire_message.h",
   ]
 
   deps = [
@@ skipping 32 matching lines @@
 # Note: This is a convenience target for ease of rapid iteration during
 # development. It is not executed on any try or build bots.
 test("proximity_auth_unittests") {
   sources = [
     "run_all_unittests.cc",
   ]
   deps = [
     ":unit_tests",
   ]
 }