RFR 8237756: Backout: JDK-8230594: Allow direct handshakes without VMThread intervention

[Daniel D. Daugherty]

Looks like a clean backout. I mechanically verified the backout against
the original changeset using jfilemerge...

Thumbs up!

Dan


On 1/23/20 11:51 AM, Patricio Chilano wrote:
> Hi,
>
> After 8230594, some jdk/jshell/* langtools tests which unintentionally 
> I didn’t include in my testing started timing out in Windows more 
> frequently. In order to eliminate noise in the pipeline I’ll temporary 
> backout the change while debugging the issue.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8237756
> Webrev: http://cr.openjdk.java.net/~pchilanomate/8237756/webrev/
>
> Thanks,
> Patricio
>