hg: jdk8u/jdk8u-dev/jdk: 8048209: Collections.synchronizedNavigableSet().tailSet(Object, boolean) synchronizes on wrong object

[mike.duigou at oracle.com]

Changeset: 51382bef2a74
Author:    mduigou
Date:      2014-07-24 09:01 -0700
URL:       http://hg.openjdk.java.net/jdk8u/jdk8u-dev/jdk/rev/51382bef2a74

8048209: Collections.synchronizedNavigableSet().tailSet(Object,boolean) synchronizes on wrong object
Reviewed-by: psandoz, chegar

! src/share/classes/java/util/Collections.java
+ test/java/util/Collections/SyncSubMutexes.java