RFR: JDK-8219695: Use a copy of javac's implementation of @argfile in jpackager

[Kevin Rushforth]

Looks good to me.

-- Kevin


On 2/26/2019 5:20 AM, Andy Herrick wrote:
> Please review the jpackage fix for bug [1] at [2].
>
> This is a fix for the JDK-8200758-branch branch of the open sandbox 
> repository (jpackage).
>
> The fix is to include the code for processing @argfile from javac into 
> jpackage.
>
> [1] https://bugs.openjdk.java.net/browse/JDK-8219695
>
> [2] http://cr.openjdk.java.net/~herrick/8219695/
>
> /Andy
>