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

[Rajat Mahajan]

> 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

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/26025/files
  - new: https://git.openjdk.org/jdk/pull/26025/files/4dd9a0f3..f6af4cb5

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=26025&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=26025&range=01-02

  Stats: 1 line in 1 file changed: 0 ins; 1 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/26025.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/26025/head:pull/26025

PR: https://git.openjdk.org/jdk/pull/26025