Remove extensions::ServiceRegistrationManager.

extensions/extensions.gypi

Index: extensions/extensions.gypi
diff --git a/extensions/extensions.gypi b/extensions/extensions.gypi
index c078cf0a0c80f6cb7204e2bcacbcc608960e5137..e3a52fec8c5de0762b950ddaaf4baff46ebfbd5b 100644
--- a/extensions/extensions.gypi
+++ b/extensions/extensions.gypi
@@ -399,6 +399,8 @@
       'browser/api/serial/serial_connection.h',
       'browser/api/serial/serial_event_dispatcher.cc',
       'browser/api/serial/serial_event_dispatcher.h',
+      'browser/api/serial/serial_service_factory.cc',
+      'browser/api/serial/serial_service_factory.h',
       'browser/api/socket/socket.cc',
       'browser/api/socket/socket.h',
       'browser/api/socket/socket_api.cc',
@@ -672,8 +674,8 @@
       'browser/management_policy.h',
       'browser/mojo/keep_alive_impl.cc',
       'browser/mojo/keep_alive_impl.h',
-      'browser/mojo/service_registration_manager.cc',
-      'browser/mojo/service_registration_manager.h',
+      'browser/mojo/service_registration.cc',
+      'browser/mojo/service_registration.h',
       'browser/mojo/stash_backend.cc',
       'browser/mojo/stash_backend.h',
       'browser/notification_types.cc',
@@ -999,8 +1001,6 @@
       'test/test_extensions_client.h',
       'test/test_permission_message_provider.cc',
       'test/test_permission_message_provider.h',
-      'test/test_service_registration_manager.cc',
-      'test/test_service_registration_manager.h',
     ],
   },
 }