hg: jdk8/tl/jdk: 8005697: Add StampedLock

[chris.hegarty at oracle.com]

Changeset: 36d25dc2b8f0
Author:    dl
Date:      2013-02-09 08:35 +0000
URL:       http://hg.openjdk.java.net/jdk8/tl/jdk/rev/36d25dc2b8f0

8005697: Add StampedLock
Reviewed-by: chegar, alanb, dice, martin

! make/java/java/FILES_java.gmk
! src/share/classes/java/util/concurrent/locks/LockSupport.java
+ src/share/classes/java/util/concurrent/locks/StampedLock.java
+ test/java/util/concurrent/locks/StampedLock/Basic.java