public static PsiExpression outermostParenthesizedExpression(PsiExpression expression) {
    while (expression.getParent() instanceof PsiParenthesizedExpression) {
      expression = (PsiParenthesizedExpression)expression.getParent();
    }
    return expression;
  }
public static PsiExpression outermostParenthesizedExpression(PsiExpression expression)