fn walk_item_inner<K: WalkItemKind, V: MutVisitor>(
visitor: &mut V,
item: &mut Item<K>,
ctxt: K::Ctxt,
) -> V::Result
fn walk_item_inner<K: WalkItemKind, V: MutVisitor>(
visitor: &mut V,
item: &mut Item<K>,
ctxt: K::Ctxt,
) -> V::Result