private static @NotNull Decision doShowDialog() {
    int decision =
      DialogManager.showMessage(GitBundle.message("dialog.message.rebasing.merge.commits"),
                                GitBundle.message("dialog.title.rebasing.merge.commits"), Decision.getButtonTitles(),
                                Decision.getDefaultButtonIndex(),
                                Decision.getFocusedButtonIndex(), Messages.getWarningIcon(), null);
    return Decision.getOption(decision);
  }
private static @NotNull Decision doShowDialog()