hg: jdk7/tl/jdk: 6576763: Thread constructors throw undocumented NPE for null name

[christopher.hegarty at sun.com]

Changeset: 5d278726f0dc
Author:    chegar
Date:      2008-08-29 17:46 +0100
URL:       http://hg.openjdk.java.net/jdk7/tl/jdk/rev/5d278726f0dc

6576763: Thread constructors throw undocumented NPE for null name
Summary: update javadoc to specify NPE as well as fix minor bug in implementation.
Reviewed-by: alanb

! src/share/classes/java/lang/Thread.java
+ test/java/lang/ThreadGroup/NullThreadName.java