private static boolean conditionalExpressionDefinitelyRecurses(
      GrConditionalExpression expression, GrMethod method) {
    final GrExpression condExpression = expression.getCondition();
    if (expressionDefinitelyRecurses(condExpression, method)) {
      return true;
    }
    final GrExpression thenExpression = expression.getThenBranch();
    final GrExpression elseExpression = expression.getElseBranch();
    return expressionDefinitelyRecurses(thenExpression, method)
        && expressionDefinitelyRecurses(elseExpression, method);
  }
private static boolean conditionalExpressionDefinitelyRecurses(
      GrConditionalExpression expression, GrMethod method)