RFR: JDK-8192771: Boot JDK jar tool used to construct the modular JAR for java.jnlp

[mandy chung]

This looks fine to me.
Mandy

On 12/4/17 3:21 PM, Erik Joelsson wrote:
> To be able to bump the classfile version in JDK 10, we need to be able 
> to build certain jar files using the newly built jar tool during the 
> build. This patch enables overriding of the jar cmd in the build.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8192771
>
> Webrev: http://cr.openjdk.java.net/~erikj/8192771/webrev.01/
>
> /Erik
>