code: public static IStopWatch create(String tag, Map<String, Object> data) {
          IStopWatch sw = create();
          sw.init(tag, data);
          return sw;
      }
docs: Returns a stopwatch instance initialized with the specified tag and data.
  
  @param tag Tag to identify the interval being timed.
  @param data Arbitrary metadata.
  @return An initialized stopwatch instance. Will be null if the factory has not been
  initialized.