RFR 8172864: Remove custom plugin module path

[Jim Laskey (Oracle)]

+1

> On Jan 27, 2017, at 2:45 AM, Sundararajan Athijegannathan <sundararajan.athijegannathan at oracle.com> wrote:
> 
> Please review http://cr.openjdk.java.net/~sundar/8172864/webrev.00/ for https://bugs.openjdk.java.net/browse/JDK-8172864
> 
> Thanks,
> -Sundar