Rollup merge of rust-lang#81947 - camsteffen:to-ty, r=jyn514

Relax ItemCtxt::to_ty lifetime

Tiny simplification by relaxing a lifetime.

Author: JohnTitor

compiler/rustc_typeck/src/collect.rs

@@ -280,7 +280,7 @@ impl ItemCtxt<'tcx> {
         ItemCtxt { tcx, item_def_id }
     }
 
-    pub fn to_ty(&self, ast_ty: &'tcx hir::Ty<'tcx>) -> Ty<'tcx> {
+    pub fn to_ty(&self, ast_ty: &hir::Ty<'_>) -> Ty<'tcx> {
         AstConv::ast_ty_to_ty(self, ast_ty)
     }
 

compiler/rustc_typeck/src/lib.rs

@@ -421,8 +421,7 @@ pub fn hir_ty_to_ty<'tcx>(tcx: TyCtxt<'tcx>, hir_ty: &hir::Ty<'_>) -> Ty<'tcx> {
     let env_node_id = tcx.hir().get_parent_item(hir_ty.hir_id);
     let env_def_id = tcx.hir().local_def_id(env_node_id);
     let item_cx = self::collect::ItemCtxt::new(tcx, env_def_id.to_def_id());
-
-    astconv::AstConv::ast_ty_to_ty(&item_cx, hir_ty)
+    item_cx.to_ty(hir_ty)
 }
 
 pub fn hir_trait_to_predicates<'tcx>(