--- old/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/phases/WriteBarrierVerificationPhase.java	2019-03-12 08:09:20.795477217 +0100
+++ new/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/phases/WriteBarrierVerificationPhase.java	2019-03-12 08:09:20.435474880 +0100
@@ -31,10 +31,10 @@
 import org.graalvm.compiler.graph.Node;
 import org.graalvm.compiler.graph.NodeFlood;
 import org.graalvm.compiler.hotspot.GraalHotSpotVMConfig;
-import org.graalvm.compiler.hotspot.nodes.ArrayRangeWriteBarrier;
-import org.graalvm.compiler.hotspot.nodes.G1PostWriteBarrier;
-import org.graalvm.compiler.hotspot.nodes.ObjectWriteBarrier;
-import org.graalvm.compiler.hotspot.nodes.SerialWriteBarrier;
+import org.graalvm.compiler.hotspot.gc.g1.G1PostWriteBarrier;
+import org.graalvm.compiler.hotspot.gc.shared.ArrayRangeWriteBarrier;
+import org.graalvm.compiler.hotspot.gc.shared.ObjectWriteBarrier;
+import org.graalvm.compiler.hotspot.gc.shared.SerialWriteBarrier;
 import org.graalvm.compiler.nodeinfo.Verbosity;
 import org.graalvm.compiler.nodes.DeoptimizingNode;
 import org.graalvm.compiler.nodes.FixedWithNextNode;