KryoSerializationService -> Serializer

- no longer a shared OSGi service.

Change-Id: Ie2b2320e92685cd515b30ffc472e3a02149a5bbd
diff --git a/core/store/hz/cluster/src/main/java/org/onlab/onos/store/cluster/impl/DistributedClusterStore.java b/core/store/hz/cluster/src/main/java/org/onlab/onos/store/cluster/impl/DistributedClusterStore.java
index f83ac59..61a7374 100644
--- a/core/store/hz/cluster/src/main/java/org/onlab/onos/store/cluster/impl/DistributedClusterStore.java
+++ b/core/store/hz/cluster/src/main/java/org/onlab/onos/store/cluster/impl/DistributedClusterStore.java
@@ -57,7 +57,7 @@
 
         rawNodes = theInstance.getMap("nodes");
         OptionalCacheLoader<NodeId, DefaultControllerNode> nodeLoader
-                = new OptionalCacheLoader<>(kryoSerializationService, rawNodes);
+                = new OptionalCacheLoader<>(serializer, rawNodes);
         nodes = new AbsentInvalidatingLoadingCache<>(newBuilder().build(nodeLoader));
         rawNodes.addEntryListener(new RemoteCacheEventHandler<>(nodes), true);