diff --git a/compiler/rustc_hir/src/definitions.rs b/compiler/rustc_hir/src/definitions.rs
index b7bdc9a1414a..ca29351455e6 100644
--- a/compiler/rustc_hir/src/definitions.rs
+++ b/compiler/rustc_hir/src/definitions.rs
@@ -92,12 +92,6 @@ impl DefPathTable {
             .iter_enumerated()
             .map(move |(index, key)| (index, key, &self.def_path_hashes[index]))
     }
-
-    pub fn all_def_path_hashes_and_def_ids(
-        &self,
-    ) -> impl Iterator<Item = (&DefPathHash, DefIndex)> + '_ {
-        self.def_path_hashes.iter_enumerated().map(move |(index, hash)| (hash, index))
-    }
 }
 
 /// The definition table containing node definitions.