RFR: JDK-8213185 Properly handle run-test-prebuilt -> test-prebuilt migration

[Erik Joelsson]

The webrev is empty.

/Erik

On 2020-02-10 00:09, Magnus Ihse Bursie wrote:
> In JDK-8213184, a rushed revert was pushed to stop breaking CI builds. 
> A long-term solution is needed, where test-prebuilt can be restored to 
> jib-profiles.js. This will require the run-test-prebuilt top-level 
> make target in Help.gmk to be updated as well. Also, Help.gmk should 
> really change name to signify that it's not just help targets, but all 
> global targets (some definitely more significant!)
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8213185
> WebRev: 
> http://cr.openjdk.java.net/~ihse/JDK-8213185-fix-run-test-prebuilt-leftovers/webrev.01
>
> /Magnus