hg: jdk/sandbox: 3 new changesets

[chris.hegarty at oracle.com]

Changeset: c7c285b0b640
Author:    dl
Date:      2018-12-11 19:55 -0800
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/c7c285b0b640

8214559: Use {@systemProperty} for definitions of system properties
Reviewed-by: martin, jjg

! src/java.base/share/classes/java/util/SplittableRandom.java
! src/java.base/share/classes/java/util/concurrent/ForkJoinPool.java

Changeset: b4eaf570a588
Author:    dl
Date:      2018-12-11 19:55 -0800
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/b4eaf570a588

8214427: probable bug in logic of ConcurrentHashMap.addCount()
Reviewed-by: martin, dholmes

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

Changeset: a35f7a452257
Author:    dl
Date:      2018-12-11 19:55 -0800
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/a35f7a452257

8214457: Miscellaneous changes imported from jsr166 CVS 2018-12
Reviewed-by: martin

! src/java.base/share/classes/java/util/concurrent/locks/Lock.java
! src/java.base/share/classes/java/util/concurrent/locks/StampedLock.java
! src/java.base/share/classes/java/util/concurrent/package-info.java