-import HscTypes ( TyThing(..), implicitTyThings, TypeEnv, mkTypeEnv,
- GenAvailInfo(..), RdrAvailInfo )
-import Class ( Class, classKey, className )
-import Type ( funTyCon, openTypeKind, liftedTypeKind )
+import HscTypes ( TyThing(..), implicitTyThings, GenAvailInfo(..), RdrAvailInfo )
+import Class ( Class, classKey )
+import Type ( funTyCon )