diff --git a/src/librustc_middle/ich/hcx.rs b/src/librustc_middle/ich/hcx.rs
index d58aa383667e4..69b4adb3a0e1d 100644
--- a/src/librustc_middle/ich/hcx.rs
+++ b/src/librustc_middle/ich/hcx.rs
@@ -135,11 +135,6 @@ impl<'a> StableHashingContext<'a> {
         self.definitions.def_path_hash(def_id)
     }
 
-    #[inline]
-    pub fn node_to_hir_id(&self, node_id: ast::NodeId) -> hir::HirId {
-        self.definitions.node_id_to_hir_id(node_id)
-    }
-
     #[inline]
     pub fn hash_bodies(&self) -> bool {
         self.hash_bodies