1 files changed, 0 insertions, 3 deletions

diff --git a/crates/hir_def/src/test_db.rs b/crates/hir_def/src/test_db.rs
index 5bcfaf464..42a762936 100644
--- a/crates/hir_def/src/test_db.rs
+++ b/crates/hir_def/src/test_db.rs
@@ -63,9 +63,6 @@ impl FileLoader for TestDB {
     fn relevant_crates(&self, file_id: FileId) -> Arc<FxHashSet<CrateId>> {
         FileLoaderDelegate(self).relevant_crates(file_id)
     }
-    fn possible_sudmobule_names(&self, module_file: FileId) -> Vec<String> {
-        FileLoaderDelegate(self).possible_sudmobule_names(module_file)
-    }
 }
 
 impl TestDB {