Remove fn enabled from rustc_type_ir::inherent

Author: tiif

compiler/rustc_middle/src/ty/context.rs

@@ -840,9 +840,6 @@ impl<'tcx> rustc_type_ir::inherent::Features<TyCtxt<'tcx>> for &'tcx rustc_featu
         !self.staged_api() && self.enabled(symbol)
     }
 
-    fn enabled(self, symbol: <TyCtxt<'tcx> as Interner>::Symbol) -> bool {
-        self.enabled(symbol)
-    }
 }
 
 impl<'tcx> rustc_type_ir::inherent::Span<TyCtxt<'tcx>> for Span {

compiler/rustc_type_ir/src/inherent.rs

@@ -586,7 +586,6 @@ pub trait Features<I: Interner>: Copy {
 
     fn feature_bound_holds_in_crate(self, symbol: I::Symbol) -> bool;
 
-    fn enabled(self, symbol: I::Symbol) -> bool;
 }
 
 pub trait DefId<I: Interner>: Copy + Debug + Hash + Eq + TypeFoldable<I> {