1 files changed, 3 insertions, 23 deletions
diff --git a/core/modules/serialization/serialization.install b/core/modules/serialization/serialization.install
index f5a11b88052..0b56ba85b62 100644
--- a/core/modules/serialization/serialization.install
+++ b/core/modules/serialization/serialization.install
@@ -31,28 +31,8 @@ function serialization_requirements($phase) {
 }
 
 /**
- * @see hal_update_8301()
+ * Implements hook_update_last_removed().
  */
-function serialization_update_8301() {
-}
-
-/**
- * Add serialization.settings::bc_primitives_as_strings configuration.
- */
-function serialization_update_8302() {
-  $config_factory = \Drupal::configFactory();
-  $config_factory->getEditable('serialization.settings')
-    ->set('bc_primitives_as_strings', FALSE)
-    ->save(TRUE);
-
-  return t('The REST API will no longer output all values as strings. Integers/booleans will be used where appropriate. If your site depends on these value being strings, <a href="https://www.drupal.org/node/2837696">read the change record to learn how to enable the BC mode.</a>');
-}
-
-/**
- * Enable BC for timestamp formatting: continue to return UNIX timestamps.
- */
-function serialization_update_8401() {
-  $config_factory = \Drupal::configFactory();
-  $serialization_settings = $config_factory->getEditable('serialization.settings');
-  $serialization_settings->set('bc_timestamp_normalizer_unix', TRUE)->save(TRUE);
+function serialization_update_last_removed() {
+  return 8401;
 }