Remove impl_for_typed_def_id macro.

It has a single call site and removing it makes the code simpler.
Perhaps there were more uses at some point in the past?

Author: nnethercote

compiler/rustc_middle/src/dep_graph/dep_node.rs

@@ -329,52 +329,46 @@ impl<'tcx> DepNodeParams<TyCtxt<'tcx>> for HirId {
     }
 }
 
-macro_rules! impl_for_typed_def_id {
-    ($Name:ident, $LocalName:ident) => {
-        impl<'tcx> DepNodeParams<TyCtxt<'tcx>> for $Name {
-            #[inline(always)]
-            fn fingerprint_style() -> FingerprintStyle {
-                FingerprintStyle::DefPathHash
-            }
+impl<'tcx> DepNodeParams<TyCtxt<'tcx>> for ModDefId {
+    #[inline(always)]
+    fn fingerprint_style() -> FingerprintStyle {
+        FingerprintStyle::DefPathHash
+    }
 
-            #[inline(always)]
-            fn to_fingerprint(&self, tcx: TyCtxt<'tcx>) -> Fingerprint {
-                self.to_def_id().to_fingerprint(tcx)
-            }
+    #[inline(always)]
+    fn to_fingerprint(&self, tcx: TyCtxt<'tcx>) -> Fingerprint {
+        self.to_def_id().to_fingerprint(tcx)
+    }
 
-            #[inline(always)]
-            fn to_debug_str(&self, tcx: TyCtxt<'tcx>) -> String {
-                self.to_def_id().to_debug_str(tcx)
-            }
+    #[inline(always)]
+    fn to_debug_str(&self, tcx: TyCtxt<'tcx>) -> String {
+        self.to_def_id().to_debug_str(tcx)
+    }
 
-            #[inline(always)]
-            fn recover(tcx: TyCtxt<'tcx>, dep_node: &DepNode) -> Option<Self> {
-                DefId::recover(tcx, dep_node).map($Name::new_unchecked)
-            }
-        }
+    #[inline(always)]
+    fn recover(tcx: TyCtxt<'tcx>, dep_node: &DepNode) -> Option<Self> {
+        DefId::recover(tcx, dep_node).map(ModDefId::new_unchecked)
+    }
+}
 
-        impl<'tcx> DepNodeParams<TyCtxt<'tcx>> for $LocalName {
-            #[inline(always)]
-            fn fingerprint_style() -> FingerprintStyle {
-                FingerprintStyle::DefPathHash
-            }
+impl<'tcx> DepNodeParams<TyCtxt<'tcx>> for LocalModDefId {
+    #[inline(always)]
+    fn fingerprint_style() -> FingerprintStyle {
+        FingerprintStyle::DefPathHash
+    }
 
-            #[inline(always)]
-            fn to_fingerprint(&self, tcx: TyCtxt<'tcx>) -> Fingerprint {
-                self.to_def_id().to_fingerprint(tcx)
-            }
+    #[inline(always)]
+    fn to_fingerprint(&self, tcx: TyCtxt<'tcx>) -> Fingerprint {
+        self.to_def_id().to_fingerprint(tcx)
+    }
 
-            #[inline(always)]
-            fn to_debug_str(&self, tcx: TyCtxt<'tcx>) -> String {
-                self.to_def_id().to_debug_str(tcx)
-            }
+    #[inline(always)]
+    fn to_debug_str(&self, tcx: TyCtxt<'tcx>) -> String {
+        self.to_def_id().to_debug_str(tcx)
+    }
 
-            #[inline(always)]
-            fn recover(tcx: TyCtxt<'tcx>, dep_node: &DepNode) -> Option<Self> {
-                LocalDefId::recover(tcx, dep_node).map($LocalName::new_unchecked)
-            }
-        }
-    };
+    #[inline(always)]
+    fn recover(tcx: TyCtxt<'tcx>, dep_node: &DepNode) -> Option<Self> {
+        LocalDefId::recover(tcx, dep_node).map(LocalModDefId::new_unchecked)
+    }
 }
-
-impl_for_typed_def_id! { ModDefId, LocalModDefId }