git: openjdk/jdk: 8284036: Make ConcurrentHashMap.CollectionView a sealed hierarchy

[Jaikiran Pai]

Changeset: eb3ead96
Author:    Jaikiran Pai <jpai at openjdk.org>
Date:      2022-04-11 01:24:18 +0000
URL:       https://git.openjdk.java.net/jdk/commit/eb3ead96b300b05ddc709a1aa9dd03f664539697

8284036: Make ConcurrentHashMap.CollectionView a sealed hierarchy

Reviewed-by: smarks

! src/java.base/share/classes/java/util/concurrent/ConcurrentHashMap.java