RFR 8157241: Remove javac warnings of Nashorn "ant clean test"

[Marcus Lagergren]

+1

> On 18 May 2016, at 14:01, Sundararajan Athijegannathan <sundararajan.athijegannathan at oracle.com> wrote:
> 
> Please review http://cr.openjdk.java.net/~sundar/8157241/ for
> https://bugs.openjdk.java.net/browse/JDK-8157241
> 
> Thanks,
> 
> -Sundar
>