[jdk25] RFR: 8358809: Improve link to stdin.encoding from java.lang.IO

[Naoto Sato]

On Fri, 6 Jun 2025 22:07:38 GMT, Stuart Marks <smarks at openjdk.org> wrote:

> Hi all,
> 
> This pull request contains a backport of commit [d024f58e](https://github.com/openjdk/jdk/commit/d024f58e61ec27f6c13fde5dadb95c31875815d6) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.
> 
> The commit being backported was authored by Stuart Marks on 6 Jun 2025 and was reviewed by Naoto Sato.
> 
> Thanks!

Marked as reviewed by naoto (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/25681#pullrequestreview-2906279687