hg: shenandoah/jdk9/hotspot: More asserts to find where from-space oops come from in biased locking.

[roman at kennke.org]

Changeset: 8d3c72ecfc70
Author:    rkennke
Date:      2016-10-07 17:49 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk9/hotspot/rev/8d3c72ecfc70

More asserts to find where from-space oops come from in biased locking.

! src/share/vm/runtime/biasedLocking.cpp