[11u] RFR (S) 8255457: Shenandoah: cleanup ShenandoahMarkTask

[Roman Kennke]

Looks good to me!

Thanks,
Roman

On 18/11/2020 13:09, Aleksey Shipilev wrote:
> Original RFE:
>    https://bugs.openjdk.java.net/browse/JDK-8255457
>    https://git.openjdk.java.net/jdk/commit/1215b1a8
> 
> This patch does not apply cleanly to 11u, because of the contextual 
> differences. Most significant difference is that in HEAD JDK the 
> affected class is trivially copyable, and the shared code already 
> adjusted to accept that. 11u, however, would fail to compile due to odd 
> cv-stripping casts. Therefore, I had to keep copying constructors and 
> assignment operators.
> 
> 11u webrev:
>    https://cr.openjdk.java.net/~shade/8255457/webrev.11u.01/
> 
> Testing: Linux {x86_64, x86_32} hotspot_gc_shenandoah
>