RFR: 8220505: Allow building available installers when --installer-type not specified

[Alexander Matveev]

Hi Andy,

Looks good.

Thanks,
Alexander

On 3/12/2019 9:46 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).
>
> [1] https://bugs.openjdk.java.net/browse/JDK-8220505
>
> [2] http://cr.openjdk.java.net/~herrick/8220505/
>
> /Andy
>