RFR JDK-8172414: jshell not working in exploded JDK build

[Robert Field]

Other than the hyper-nit (extra indent of line 2249) looks good.

-Robert

> On Jan 9, 2017, at 8:09 AM, Jan Lahoda <jan.lahoda at oracle.com> wrote:
> 
> Hi,
> 
> Currently, seems that jshell cannot be run on an exploded build:
> https://bugs.openjdk.java.net/browse/JDK-8172414
> 
> The reason appears to be an unconditional use of jrt URL, maybe just using Class.getResource(AsStream) would work?
> 
> http://cr.openjdk.java.net/~jlahoda/8172414/webrev.00/
> 
> Thanks,
>    Jan