"Sebastian Sastre" <ssastre at seaswork.com> wrote

> But for the rest of common objects references in the image you just 
> abandon them
> and they will GC'd automagically.

I did not phrase my first question clearly, sorry. My problem is not about 
reclaiming the "deleted" object, but about making sure no other objects 
behave (visibly) as though they still had references to it.

Thanks - Sophie