Issue #3272061: AU Extension: Create new ExtensionUpdater class and service

automatic_updates_extensions/src/Form/UpdaterForm.php

@@ -36,23 +36,14 @@ class UpdaterForm extends FormBase {
   /**
    * {@inheritdoc}
    */
-  public static function create(ContainerInterface $container) {
-    // @todo Create a our servcie that extends stage instead of creating a
+  public static function create(Stage $stage, ContainerInterface $container) {
+    // @todo Create a our service that extends stage instead of creating a
     //   generic stage class here.
     $stage = new Stage(
-      $container->get('config.factory'),
-      $container->get('package_manager.path_locator'),
-      $container->get('package_manager.beginner'),
-      $container->get('package_manager.stager'),
-      $container->get('package_manager.committer'),
-      $container->get('file_system'),
-      $container->get('event_dispatcher'),
-      $container->get('tempstore.shared'),
-      $container->get('datetime.time')
+      $container->get('automatic_updates_extensions.updater'),
     );
     return new static(
       $stage,
-      $container->get('event_dispatcher'),
     );
   }