RFR JDK-8205540: hotspot/jtreg/vmTestbase/nsk/jdb/trace/trace001/trace001.java fails with Debuggee did not exit after 15 <cont> commands

[Chris Plummer]

Hi Peter,

The changes looks good and also the test passes now. Thanks for fixing this.

Chris

> Please review the following tiny change that delays
> TerminatingThreadLocal class initialization until the 1st thread that
> actually uses thread locals, exits:
>
> http://cr.openjdk.java.net/~plevart/jdk-dev/8205540_TerminatingThreadLocal.opt/webrev.01/ 
> <http://cr.openjdk.java.net/%7Eplevart/jdk-dev/8205540_TerminatingThreadLocal.opt/webrev.01/>
>
> Since JDK-8202788 has been pushed, a hotspot/jdb test started failing:
>
>       https://bugs.openjdk.java.net/browse/JDK-8205540
>
> ...presumably because it is not expecting so many instructions to be
> executed at thread exit. This patch might help silence the test. Even if
> it doesn't silence the test, it is a change that delays one class
> initialization until it is needed and this is good.
>
> Regards, Peter