Integrated: 8342119: Shenandoah: Remove extra ShenandoahUpdateRefsClosure

[Aleksey Shipilev]

On Tue, 15 Oct 2024 08:53:00 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> We have a duplicate `ShenandoahUpdateRefsClosure`, which we use in a few places. For bulk GC operations, we have `ShenandoahConcUpdateRefsClosure` and `ShenandoahSTWUpdateRefsClosure` that are semantically similar to that one. We can drop the `ShenandoahUpdateRefsClosure` in favor of these two existing ones. 
> 
> Additional testing:
>  - [x] Linux x86_64 server fastdebug, `hotspot_gc_shenandoah`
>  - [x] Performance tests (no regressions)

This pull request has now been integrated.

Changeset: b993227e
Author:    Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/b993227e2f3233c7b34a77eebbeeb1c51d2b7cfe
Stats:     46 lines in 9 files changed: 4 ins; 27 del; 15 mod

8342119: Shenandoah: Remove extra ShenandoahUpdateRefsClosure

Reviewed-by: wkemper, kdnilsen, rkennke

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PR: https://git.openjdk.org/jdk/pull/21517