// Adds a failure if the key is a reserved attribute of Google Test
  // testcase tags.  Returns true if the property is valid.
  // TODO(russr): Validate attribute names are legal and human readable.
  static bool ValidateTestProperty(const std::string& xml_element,
                                   const TestProperty& test_property);

  // Adds a test part result to the list.
  void AddTestPartResult(const TestPartResult& test_part_result);