git: openjdk/jdk: 8300977: Retire java.io.ExpiringCache

[Per Minborg]

Changeset: 927e674c
Author:    Per Minborg <pminborg at openjdk.org>
Date:      2023-03-28 13:15:19 +0000
URL:       https://git.openjdk.org/jdk/commit/927e674c12aa7965c63059b8f650d8f60156cefc

8300977: Retire java.io.ExpiringCache

Reviewed-by: alanb, jpai

- src/java.base/share/classes/java/io/ExpiringCache.java
! src/java.base/share/classes/java/io/FileSystem.java
! src/java.base/unix/classes/java/io/DefaultFileSystem.java
! src/java.base/unix/classes/java/io/UnixFileSystem.java
! src/java.base/windows/classes/java/io/DefaultFileSystem.java
! src/java.base/windows/classes/java/io/WinNTFileSystem.java