[mDns] Move dns_sd_registry from extension/api/mdns to media/router/discovery/mdns

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("//rlz/features/features.gni")
@@ skipping 1112 matching lines @@
       "api/launcher_page/launcher_page_api.h",
     ]
   }
 
   if (enable_hotwording) {
     defines += [ "ENABLE_HOTWORDING" ]
   }
 
   if (enable_service_discovery) {
     sources += [
-      "api/mdns/dns_sd_delegate.cc",
-      "api/mdns/dns_sd_delegate.h",
-      "api/mdns/dns_sd_device_lister.cc",
-      "api/mdns/dns_sd_device_lister.h",
-      "api/mdns/dns_sd_registry.cc",
-      "api/mdns/dns_sd_registry.h",
       "api/mdns/mdns_api.cc",
       "api/mdns/mdns_api.h",
     ]
   }
 
   if (enable_rlz_support) {
     deps += [ "//rlz:rlz_lib" ]
   }
 
   if (enable_webrtc) {
@@ skipping 30 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" ]
   }
 }