hg: jdk8u/hs-dev/hotspot: 6584008: jvmtiStringPrimitiveCallback should not be invoked when string value is null

[serguei.spitsyn at oracle.com]

Changeset: 9686a796c829
Author:    aph
Date:      2015-01-16 09:15 +0100
URL:       http://hg.openjdk.java.net/jdk8u/hs-dev/hotspot/rev/9686a796c829

6584008: jvmtiStringPrimitiveCallback should not be invoked when string value is null
Reviewed-by: sla, sspitsyn

! src/share/vm/prims/jvmtiTagMap.cpp