Break ConsentProvider classes into own file

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 919 matching lines @@
   if (is_chromeos) {
     sources += [
       "api/certificate_provider/certificate_provider_api.cc",
       "api/certificate_provider/certificate_provider_api.h",
       "api/enterprise_device_attributes/enterprise_device_attributes_api.cc",
       "api/enterprise_device_attributes/enterprise_device_attributes_api.h",
       "api/enterprise_platform_keys/enterprise_platform_keys_api.cc",
       "api/enterprise_platform_keys/enterprise_platform_keys_api.h",
       "api/enterprise_platform_keys_private/enterprise_platform_keys_private_api.cc",
       "api/enterprise_platform_keys_private/enterprise_platform_keys_private_api.h",
+      "api/file_system/consent_provider.cc",
+      "api/file_system/consent_provider.h",
       "api/file_system/request_file_system_notification.cc",
       "api/file_system/request_file_system_notification.h",
       "api/input_ime/input_ime_api.cc",
       "api/input_ime/input_ime_api.h",
       "api/input_ime/input_ime_api_chromeos.cc",
       "api/input_ime/input_ime_api_chromeos.h",
       "api/input_ime/input_ime_event_router_base.cc",
       "api/input_ime/input_ime_event_router_base.h",
       "api/log_private/filter_handler.cc",
       "api/log_private/filter_handler.h",
@@ skipping 222 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" ]
   }
 }