wasEventPreviouslyTriggered(keyName, keyEventType){
    return this._getKeyStateType(keyName, KeyEventSequenceIndex.previous, keyEventType)
  }
Whether an event has been previously recorded for a key (the second most recent
event to occur for the key)
@param {ReactKeyName} keyName Name of the key
@param {KeyEventType} keyEventType Index of the event type
@returns {boolean} true if the event has been previously recorded for the key