_callKeyCombinationCallbackIfDefined() {
    if (this.listeners.get('keyCombination') && this.currentCombination.hasEnded()) {
      const keyCombinationDecorator = new KeyCombinationDecorator(this.currentCombination);

      this.listeners.get('keyCombination')({
        keys: keyCombinationDecorator.asKeyDictionary(),
        id: keyCombinationDecorator.describe()
      });
    }
  }
We simulate pending key events in the React app before we do it globally