RFR: Here are some Thread cleanup patches

[David Holmes]

On 28/03/2018 11:50 AM, Martin Buchholz wrote:
> 
> 
> On Tue, Mar 27, 2018 at 6:24 PM, Martin Buchholz <martinrb at google.com 
> <mailto:martinrb at google.com>> wrote:
> 
>       At least the VM doesn't have to run any risky java code
> 
> 
> ??  Why is Martin so sure ??
> Let's check:
> 
> java -Xlog:class+load=trace -version |& grep -Ew 'annotation|lang.Thread'
> [0.010s][info ][class,load] java.lang.Thread source: jrt:/java.base
> [0.010s][info ][class,load] java.lang.Thread$UncaughtExceptionHandler 
> source: jrt:/java.base
> [0.012s][info ][class,load] java.lang.annotation.Annotation source: 
> jrt:/java.base
> 
> So Stable does __not__ have to be class-loaded when Thread is class-loaded.

Can you check with class+initialization please.

Thanks,
David