@Override
 /* @Nullable */
 protected LightweightTypeReference doGetActualTypeNoDeclaration(
     JvmIdentifiableElement identifiable, boolean ignoreReassignedTypes) {
   LightweightTypeReference result =
       super.doGetActualTypeNoDeclaration(identifiable, ignoreReassignedTypes);
   if (result == null) {
     result = parent.doGetActualTypeNoDeclaration(identifiable, ignoreReassignedTypes);
   }
   return result;
 }