Integrated: 8321120: Shenandoah: Remove ShenandoahElasticTLAB flag

[Aleksey Shipilev]

On Thu, 30 Nov 2023 15:50:52 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> We have added `ShenandoahElasticTLAB` a long time ago, to provide the escape hatch if elastic TLABs would misbehave. We have been running with elastic TLABs for years without problems. Taking care of elastic/non-elastic TLAB allocs adds to technical debt. 
> 
> Additional testing:
>   - [x] hotspot_gc_shenandoah

This pull request has now been integrated.

Changeset: 93b9235f
Author:    Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/93b9235f19dab2a0c08ba8a1afcc82ee71be4c0b
Stats:     92 lines in 5 files changed: 0 ins; 87 del; 5 mod

8321120: Shenandoah: Remove ShenandoahElasticTLAB flag

Reviewed-by: kdnilsen, ysr

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PR: https://git.openjdk.org/jdk/pull/16907