RFR: JDK-8233270: Add support to jtreg helpers to unpack packages

[Philip Race]

I don't understand the relationship between these two bugs.

-phil

On 12/5/19, 2:47 PM, Alexey Semenyuk wrote:
> Please review  fixes for [1] and [2]. Both target jpackage tool.
>
> The webrev is at [3].
>
> [1] https://bugs.openjdk.java.net/browse/JDK-8233270
>
> [2] https://bugs.openjdk.java.net/browse/JDK-8230933
>
> [3] http://cr.openjdk.java.net/~asemenyuk/8233270/webrev.00/
>