RFR: 8349188: LineBorder does not scale correctly [v3]

[Sergey Bylokhov]

On Fri, 27 Jun 2025 19:46:56 GMT, Rajat Mahajan <rmahajan at openjdk.org> wrote:

>> Modified the code to account for border thickness correctly and updated the related tests to make sure we are testing the new change.
>> 
>> Testing done.
>
> Rajat Mahajan has updated the pull request incrementally with one additional commit since the last revision:
> 
>   fix blank line

Marked as reviewed by serb (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/26025#pullrequestreview-2977386275