14 files declare their use of OrderType in Commerce Core 8.2

CartExpirationTest.php in modules/cart/tests/src/Kernel/CartExpirationTest.php

OrderIntegrationTest.php in modules/log/tests/src/Kernel/OrderIntegrationTest.php

OrderListBuilder.php in modules/order/src/OrderListBuilder.php

OrderNumberTest.php in modules/order/tests/src/Kernel/OrderNumberTest.php

OrderQueryAccessHandlerTest.php in modules/order/tests/src/Kernel/OrderQueryAccessHandlerTest.php

OrderReceiptTest.php in modules/order/tests/src/Kernel/OrderReceiptTest.php

OrderRefresh.php in modules/order/src/OrderRefresh.php

OrderRefreshTest.php in modules/order/tests/src/Kernel/OrderRefreshTest.php

OrderTypeForm.php in modules/order/src/Form/OrderTypeForm.php

OrderTypeTest.php in modules/order/tests/src/Functional/OrderTypeTest.php

PromotionCompatibilityTest.php in modules/promotion/tests/src/Kernel/PromotionCompatibilityTest.php

PromotionStorageTest.php in modules/promotion/tests/src/Kernel/PromotionStorageTest.php

PromotionTest.php in modules/promotion/tests/src/Kernel/Entity/PromotionTest.php

UsageTest.php in modules/promotion/tests/src/Kernel/UsageTest.php