Re-use visit_mod in visit_cfg_if

Author: camsteffen

src/modules.rs

@@ -155,15 +155,7 @@ impl<'ast, 'sess> ModResolver<'ast, 'sess> {
     fn visit_cfg_if(&mut self, item: &ast::Item) -> Result<(), ModuleResolutionError> {
         let mut visitor = visitor::CfgIfVisitor::new(self.parse_sess);
         visitor.visit_item(item);
-        for item in visitor.items {
-            if let ast::ItemKind::Mod(_, ref sub_mod_kind) = item.kind {
-                let items = match sub_mod_kind {
-                    ast::ModKind::Loaded(items, ..) => Cow::Borrowed(items),
-                    _ => Cow::Owned(ThinVec::new()),
-                };
-                self.visit_sub_mod(&item, Module::new(item.span, items, &[]), false)?;
-            }
-        }
+        self.visit_mod(&visitor.items, false)?;
         Ok(())
     }