RFR(XS): 8143297: Nashorn compilation time reported in nanoseconds

[Hannes Wallnoefer]

+1

Am 2015-11-19 um 11:27 schrieb Michael Haupt:
> Dear all,
>
> please review this fix.
> Bug: https://bugs.openjdk.java.net/browse/JDK-8143297
> Webrev: http://cr.openjdk.java.net/~mhaupt/8143297/webrev.00/
>
> Thanks,
>
> Michael
>