RFR: 8366911: (fs) Remove support for normalizing file names to Unicode normalized form D (macOS) [v2]

[Alan Bateman]

On Fri, 5 Sep 2025 16:21:25 GMT, Brian Burkhalter <bpb at openjdk.org> wrote:

>> Remove all code for normalizing file paths to Unicode Normalization Format D on macOS. This removes support for the system property `jdk.nio.path.useNormalizationFormD`. This change nullifies the effect of the change made for [JDK-8289689](https://bugs.openjdk.org/browse/JDK-8289689).
>
> Brian Burkhalter has updated the pull request incrementally with one additional commit since the last revision:
> 
>   8366911: Remove MacPathTest; tweak MacPath; UnixPath.stringValue -> stable

Marked as reviewed by alanb (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/27109#pullrequestreview-3210058962