Oh, |next| is already on the overflow list but |f| is not while we're reflowing |f|?
I think a simple solution would be to only do this optimization when f->GetNextSibling() == next. That ensures that they're in the same child list, etc.
Oh, |next| is already on the overflow list but |f| is not while we're reflowing |f|?
I think a simple solution would be to only do this optimization when f->GetNextSibling() == next. That ensures that they're in the same child list, etc.