RFR: JDK-8248264: WinUpgradeUUIDTest application is missing in downgrade scenario

[alexander.matveev at oracle.com]

Hi Alexey,

Looks good.

Thanks,
Alexander

On 6/26/20 9:48 AM, Alexey Semenyuk wrote:
> Please review fix [2] for jpackage bug [1].
>
> Put `RemoveExistingProducts` action before `CostInitialize` action in 
> `InstallExecuteSequence` sequence to uninstall existing product(s) 
> before installer makes changes to the file system.
> Existing Wix `MajorUpgrade` elements in main.wxs implicitely add 
> `RemoveExistingProducts` action to `InstallExecuteSequence` sequence 
> but not in the required order. Thus all `MajorUpgrade` elements in 
> main.wxs were replaced with explicitly defined upgrade table.
>
> - Alexey
>
> [1] https://bugs.openjdk.java.net/browse/JDK-8248264
>
> [2] http://cr.openjdk.java.net/~asemenyuk/8248264/webrev.00
>