Rollup merge of #121441 - lcnr:typesystem-cleanup, r=compiler-errors

`DefId`  to `LocalDefId`

compiler/rustc_hir_analysis/src/collect.rs

@@ -1027,7 +1027,7 @@ fn adt_def(tcx: TyCtxt<'_>, def_id: LocalDefId) -> ty::AdtDef<'_> {
     let repr = if is_anonymous {
         tcx.adt_def(tcx.local_parent(def_id)).repr()
     } else {
-        tcx.repr_options_of_def(def_id.to_def_id())
+        tcx.repr_options_of_def(def_id)
     };
     let (kind, variants) = match &item.kind {
         ItemKind::Enum(def, _) => {

compiler/rustc_middle/src/ty/mod.rs

@@ -1472,15 +1472,16 @@ impl<'tcx> TyCtxt<'tcx> {
             .filter(move |item| item.kind == AssocKind::Fn && item.defaultness(self).has_value())
     }
 
-    pub fn repr_options_of_def(self, did: DefId) -> ReprOptions {
+    pub fn repr_options_of_def(self, did: LocalDefId) -> ReprOptions {
         let mut flags = ReprFlags::empty();
         let mut size = None;
         let mut max_align: Option<Align> = None;
         let mut min_pack: Option<Align> = None;
 
         // Generate a deterministically-derived seed from the item's path hash
         // to allow for cross-crate compilation to actually work
-        let mut field_shuffle_seed = self.def_path_hash(did).0.to_smaller_hash().as_u64();
+        let mut field_shuffle_seed =
+            self.def_path_hash(did.to_def_id()).0.to_smaller_hash().as_u64();
 
         // If the user defined a custom seed for layout randomization, xor the item's
         // path hash with the user defined seed, this will allowing determinism while