Expanded class hierarchy of CheckoutPaneInterface in Commerce Core 8.2
- interface \Drupal\Component\Plugin\ConfigurableInterface; interface \Drupal\Component\Plugin\DependentPluginInterface; interface \Drupal\Core\Plugin\PluginFormInterface; interface \Drupal\Component\Plugin\PluginInspectionInterface; interface \Drupal\Component\Plugin\DerivativeInspectionInterface
- interface \Drupal\commerce_checkout\Plugin\Commerce\CheckoutPane\CheckoutPaneInterface