Expanded class hierarchy of CheckoutInterface in Commerce PayPal 8
- interface \Drupal\commerce_payment\Plugin\Commerce\PaymentGateway\OffsitePaymentGatewayInterface; interface \Drupal\commerce_payment\Plugin\Commerce\PaymentGateway\SupportsAuthorizationsInterface; interface \Drupal\commerce_payment\Plugin\Commerce\PaymentGateway\SupportsRefundsInterface; interface \Drupal\commerce_payment\Plugin\Commerce\PaymentGateway\SupportsCreatingPaymentMethodsInterface
- interface \Drupal\commerce_paypal\Plugin\Commerce\PaymentGateway\CheckoutInterface