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

[wb-zjp846396]

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.

---

Progress

• Change must be properly reviewed (1 review required, with at least 1 Reviewer)
• Change must not contain extraneous whitespace
• Commit message must refer to an issue

Error

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Reviewing

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$ git checkout pull/28528

Update a local copy of the PR:
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$ git pull https://git.openjdk.org/jdk.git pull/28528/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 28528

View PR using the GUI difftool:
$ git pr show -t 28528

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https://git.openjdk.org/jdk/pull/28528.diff

[bridgekeeper]

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[openjdk]

❗ This change is not yet ready to be integrated.
See the Progress checklist in the description for automated requirements.

[openjdk]

⚠️ @wb-zjp846396 a branch with the same name as the source branch for this pull request (master) is present in the target repository. If you eventually integrate this pull request then the branch master in your personal fork will diverge once you sync your personal fork with the upstream repository.

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[wb-zjp846396]

/covered

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