RFR: 8377141: G1: Remove unused local declaration in G1BarrierSetC2 [v2]

[Aleksey Shipilev]

On Wed, 4 Feb 2026 08:15:57 GMT, Albert Mingkun Yang <ayang at openjdk.org> wrote:

>> Trivial removing dead code.
>> 
>> Test: tier1
>
> Albert Mingkun Yang has updated the pull request incrementally with one additional commit since the last revision:
> 
>   copyright

Marked as reviewed by shade (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/29561#pullrequestreview-3749658092