RFR: 8341992: GenShen: Fix formatting, remove unreachable code, unused imports and unnecessary comments

[Y. Srinivas Ramakrishna]

On Fri, 11 Oct 2024 23:29:35 GMT, William Kemper <wkemper at openjdk.org> wrote:

> Improve hygiene for PR for JEP-404.

Marked as reviewed by ysr (Committer).

src/hotspot/share/gc/shenandoah/shenandoahHeap.hpp line 537:

> 535:   ShenandoahPhaseTimings*    phase_timings()     const { return _phase_timings;     }
> 536: 
> 537:   ShenandoahEvacOOMHandler*  oom_evac_handler() { return &_oom_evac_handler; }

Should left curly braces be aligned too? :-)

-------------

PR Review: https://git.openjdk.org/shenandoah/pull/510#pullrequestreview-2363690157
PR Review Comment: https://git.openjdk.org/shenandoah/pull/510#discussion_r1797508202