8 files declare their use of Shipment in Ubercart 8.4

Manual.php in shipping/uc_fulfillment/src/Plugin/Ubercart/FulfillmentMethod/Manual.php

PackageCancelForm.php in shipping/uc_fulfillment/src/Form/PackageCancelForm.php

PackageController.php in shipping/uc_fulfillment/src/Controller/PackageController.php

ShipmentController.php in shipping/uc_fulfillment/src/Controller/ShipmentController.php

ShipmentConverter.php in shipping/uc_fulfillment/src/ParamConverter/ShipmentConverter.php

Tracking.php in shipping/uc_fulfillment/src/Plugin/Ubercart/OrderPane/Tracking.php

uc_fulfillment.module in shipping/uc_fulfillment/uc_fulfillment.module

Organizes ordered products into packages and sets them up for shipment.

uc_fulfillment.tokens.inc in shipping/uc_fulfillment/uc_fulfillment.tokens.inc

Token hooks for the uc_fulfillment module.