hg: shenandoah/jdk10/hotspot: Fix C1/Shenandoah/Conc-Partial pre-barrier.

[roman at kennke.org]

Changeset: 7a828eabf6fa
Author:    rkennke
Date:      2017-10-11 11:00 +0200
URL:       http://hg.openjdk.java.net/shenandoah/jdk10/hotspot/rev/7a828eabf6fa

Fix C1/Shenandoah/Conc-Partial pre-barrier.

! src/share/vm/c1/c1_LIRGenerator.cpp