RFR: 8214552: Resolve clash between 4947890 and 8130266

[Mandy Chung]

On 11/30/18 11:56 AM, Phil Race wrote:
> Sorry, but its actually  8130264 that I meant
>
> https://bugs.openjdk.java.net/browse/JDK-8130264
>

I see it now.  System.c has been updated.

Your patch looks good.

> Separately I think the SystemProps code ought to consider whether
> it ought to error out the launcher if a property is not defined ..

If not set, it should not set the system property.

Mandy