ConfigImporter::reInjectMe in core/lib/Drupal/Core/Config/ConfigImporter.php
Gets all the service dependencies from \Drupal.
DrupalDateTime::__sleep in core/lib/Drupal/Core/Datetime/DrupalDateTime.php
EntityBase::__sleep in core/lib/Drupal/Core/Entity/EntityBase.php
ForumManager::__sleep in core/modules/forum/src/ForumManager.php
SqlBase::__sleep in core/modules/migrate/src/Plugin/migrate/source/SqlBase.php
TermStorage::__sleep in core/modules/taxonomy/src/TermStorage.php