RFR: 8359732: Make standard i/o encoding related system properties `StaticProperty` [v3]

[Naoto Sato]

On Thu, 19 Jun 2025 11:03:43 GMT, Alan Bateman <alanb at openjdk.org> wrote:

> Latest version looks okay but I think better to drop the change to System.initPhase1.

Reverted the changes in the `System` class. Also, there were two sites that used `StaticProperty` class outside the `java.base` module. I replaced them with the equivalent `System.getProperty()` calls.

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PR Comment: https://git.openjdk.org/jdk/pull/25860#issuecomment-2992523310