review comments

Author: estebank

compiler/rustc_middle/src/ty/mod.rs

@@ -1598,7 +1598,7 @@ impl<'tcx> TyCtxt<'tcx> {
             .filter(|item| item.kind == AssocKind::Fn && item.defaultness.has_value())
     }
 
-    pub fn item_name_from_hir(self, def_id: DefId) -> Option<Ident> {
+    fn item_name_from_hir(self, def_id: DefId) -> Option<Ident> {
         self.hir().get_if_local(def_id).and_then(|node| node.ident())
     }
 

compiler/rustc_trait_selection/src/traits/error_reporting/suggestions.rs

@@ -2072,7 +2072,7 @@ impl<'a, 'tcx> InferCtxtExt<'tcx> for InferCtxt<'a, 'tcx> {
                 if !is_upvar_tys_infer_tuple {
                     let msg = format!("required because it appears within the type `{}`", ty);
                     match ty.kind() {
-                        ty::Adt(def, _) => match self.tcx.item_name_from_hir(def.did) {
+                        ty::Adt(def, _) => match self.tcx.opt_item_name(def.did) {
                             Some(ident) => err.span_note(ident.span, &msg),
                             None => err.note(&msg),
                         },