RFR: JDK-8214566 : --win-dir-chooser does not prompt if destination folder is not empty

[Andy Herrick]

Looks good to me:

You may want to get approval from build team for makefile changes.

/Andy

On 3/6/2019 8:10 PM, Alexander Matveev 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).
>
> - Added custom action to check installation folder and display 
> confirmation dialog to ask user to continue installation if 
> destination folder is not empty. This is same behavior and 
> confirmation message as for .exe.
>
> [1] https://bugs.openjdk.java.net/browse/JDK-8214566
>
> [2] http://cr.openjdk.java.net/~almatvee/8214566/webrev.00/
>
> Thanks,
> Alexander