Integrated: 8263030: Remove Shenandoah leftovers from ReferenceProcessor

[Roman Kennke]

On Thu, 4 Mar 2021 14:21:50 GMT, Roman Kennke <rkennke at openjdk.org> wrote:

> Shenandoah is no longer using the shared ReferenceProcessor. We can remove remaining Shenandoah leftovers there.
> 
> Testing:
>  - [x] hotspot_gc_shenandoah
>  - [x] hotspot_gc

This pull request has now been integrated.

Changeset: ef5e13d2
Author:    Roman Kennke <rkennke at openjdk.org>
URL:       https://git.openjdk.java.net/jdk/commit/ef5e13d2
Stats:     2 lines in 1 file changed: 0 ins; 1 del; 1 mod

8263030: Remove Shenandoah leftovers from ReferenceProcessor

Reviewed-by: zgu

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PR: https://git.openjdk.java.net/jdk/pull/2829