RFR: 8298303: (fs) temporarily remove Path.getExtension

Wed Dec 7 17:23:53 UTC 2022

On Wed, 7 Dec 2022 17:01:59 GMT, Brian Burkhalter <bpb at openjdk.org> wrote:

> Remove `java.nio.file.Path::getExtension` from the JDK 20 mainline to allow its definition time to settle.

Looks like a straightforward backout of relevant code and doc comments from JDK-8057113.

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Marked as reviewed by smarks (Reviewer).

PR: https://git.openjdk.org/jdk/pull/11566