protected HeightOfComponents normalizeHeights(int newHistoryHeight, int newInputHeight) {
    var history = myFirst;
    int delta = newHistoryHeight - ((newHistoryHeight / history.getLineHeight()) * history.getLineHeight());
    return new HeightOfComponents(newHistoryHeight - delta, newInputHeight + delta);
  }
protected HeightOfComponents normalizeHeights(int newHistoryHeight, int newInputHeight)