code: function getRecognizerByNameIfManager(otherRecognizer, recognizer) {
      var manager = recognizer.manager;
      if (manager) {
          return manager.get(otherRecognizer);
      }
      return otherRecognizer;
  }
docs: get a recognizer by name if it is bound to a manager
  @param {Recognizer|String} otherRecognizer
  @param {Recognizer} recognizer
  @returns {Recognizer}