3 files changed, 4 insertions, 6 deletions
diff --git a/src/librustdoc/clean/mod.rs b/src/librustdoc/clean/mod.rs
index 4ff94cc6f3b..93932936a2e 100644
--- a/src/librustdoc/clean/mod.rs
+++ b/src/librustdoc/clean/mod.rs
@@ -557,7 +557,7 @@ fn clean_generic_param_def(
                 },
             )
         }
-        ty::GenericParamDefKind::Const { has_default, synthetic } => (
+        ty::GenericParamDefKind::Const { has_default } => (
             def.name,
             GenericParamDefKind::Const {
                 ty: Box::new(clean_middle_ty(
@@ -580,7 +580,6 @@ fn clean_generic_param_def(
                 } else {
                     None
                 },
-                synthetic,
             },
         ),
     };
@@ -636,14 +635,13 @@ fn clean_generic_param<'tcx>(
                 },
             )
         }
-        hir::GenericParamKind::Const { ty, default, synthetic } => (
+        hir::GenericParamKind::Const { ty, default } => (
             param.name.ident().name,
             GenericParamDefKind::Const {
                 ty: Box::new(clean_ty(ty, cx)),
                 default: default.map(|ct| {
                     Box::new(lower_const_arg_for_rustdoc(cx.tcx, ct, FeedConstTy::No).to_string())
                 }),
-                synthetic,
             },
         ),
     };
diff --git a/src/librustdoc/clean/types.rs b/src/librustdoc/clean/types.rs
index fcff15650ce..dcd67cb7ebc 100644
--- a/src/librustdoc/clean/types.rs
+++ b/src/librustdoc/clean/types.rs
@@ -1396,7 +1396,7 @@ pub(crate) enum GenericParamDefKind {
     Lifetime { outlives: ThinVec<Lifetime> },
     Type { bounds: ThinVec<GenericBound>, default: Option<Box<Type>>, synthetic: bool },
     // Option<Box<String>> makes this type smaller than `Option<String>` would.
-    Const { ty: Box<Type>, default: Option<Box<String>>, synthetic: bool },
+    Const { ty: Box<Type>, default: Option<Box<String>> },
 }
 
 impl GenericParamDefKind {
diff --git a/src/librustdoc/json/conversions.rs b/src/librustdoc/json/conversions.rs
index f0520716228..6fe94f9d291 100644
--- a/src/librustdoc/json/conversions.rs
+++ b/src/librustdoc/json/conversions.rs
@@ -466,7 +466,7 @@ impl FromClean<clean::GenericParamDefKind> for GenericParamDefKind {
                 default: default.into_json(renderer),
                 is_synthetic: *synthetic,
             },
-            Const { ty, default, synthetic: _ } => GenericParamDefKind::Const {
+            Const { ty, default } => GenericParamDefKind::Const {
                 type_: ty.into_json(renderer),
                 default: default.as_ref().map(|x| x.as_ref().clone()),
             },