hg: jdk9/dev/jdk: 8145164: Default implementation of ConcurrentMap::compute can throw NPE

[martinrb at google.com]

Changeset: 4d32b0b43502
Author:    dl
Date:      2016-01-29 11:49 -0800
URL:       http://hg.openjdk.java.net/jdk9/dev/jdk/rev/4d32b0b43502

8145164: Default implementation of ConcurrentMap::compute can throw NPE
Reviewed-by: martin, psandoz, chegar

! src/java.base/share/classes/java/util/Map.java
! src/java.base/share/classes/java/util/concurrent/ConcurrentMap.java
! test/java/util/Map/Defaults.java