message: Remove undefined method
diff: @@ -37,7 +37,6 @@ struct abi_serializer {
  map<type_name, pair<unpack_function, pack_function>> built_in_types;
  void configure_built_in_types();
  - bool has_cycle(const vector<pair<string, string>>& sedges)const;
  void validate()const;
  type_name resolve_type(const type_name& t)const;
  