RFR: 8372651: Remove unreachable code in sun.awt.geom.AreaOp::calculate

[Phil Race]

On Thu, 27 Nov 2025 08:58:50 GMT, wb-zjp846396 <duke at openjdk.org> wrote:

> JBS: https://bugs.openjdk.org/browse/JDK-8372651
> 
> Summary:
> - Fix a constant-condition `if` statement in `AreaOp.java` line 160.
> - Clean up dead code and clarify control flow.
> 
> Testing:
> - No functional modification involved.

@wb-zjp846396 please do as requested above. I'd like this approved PR off the queue.

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PR Comment: https://git.openjdk.org/jdk/pull/28528#issuecomment-3803009407