hg: jdk/submit: 8239556: (zipfs) remove ExistingChannelCloser facility in zipfs implementation

[christoph.langer at sap.com]

Changeset: c22b369d40b2
Author:    clanger
Date:      2020-02-21 16:39 +0000
URL:       https://hg.openjdk.java.net/jdk/submit/rev/c22b369d40b2

8239556: (zipfs) remove ExistingChannelCloser facility in zipfs implementation
Reviewed-by: lancea

! src/jdk.zipfs/share/classes/jdk/nio/zipfs/ZipFileSystem.java