hg: shenandoah/jdk9/hotspot: Some whitebox fixes + missing cast to null in intrinsics

[rwestrel at redhat.com]

Changeset: cc63631efb81
Author:    roland
Date:      2016-07-28 13:53 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk9/hotspot/rev/cc63631efb81

Some whitebox fixes +  missing cast to null in intrinsics

! src/share/vm/opto/library_call.cpp
! src/share/vm/prims/whitebox.cpp