git: openjdk/jdk: 8319662: ForkJoinPool trims worker threads too slowly

[Doug Lea]

Changeset: cc25d8b1
Author:    Doug Lea <dl at openjdk.org>
Date:      2023-12-06 16:12:59 +0000
URL:       https://git.openjdk.org/jdk/commit/cc25d8b12bbab9dde9ade7762927dcb8d27e23c5

8319662: ForkJoinPool trims worker threads too slowly
8319498: ForkJoinPool.invoke(ForkJoinTask) does not specify behavior when task throws checked exception

Reviewed-by: alanb

! src/java.base/share/classes/java/util/concurrent/ForkJoinPool.java
! test/jdk/java/util/concurrent/tck/ForkJoinPoolTest.java