Looks good to me, but I'm confused as to what actually uses libnoteshared or where is this interface supposed to show up. Laurent, do you have an idea?

This code was here to be sure that we created a resource which was valid.

> we verified if it was an interface.

Ok perhaps we can't avoid to create a pointer for it.

(it's a very old code from kjot at the beginning).

But this patch seems good.