Create returns RWContextDependentInvisibility;
ReadStep (me; data : StepReaderData; num : Integer;
- ach : in out Check; ent : mutable ContextDependentInvisibility from StepVisual);
+ ach : in out Check; ent : ContextDependentInvisibility from StepVisual);
WriteStep (me; SW : in out StepWriter; ent : ContextDependentInvisibility from StepVisual);