Add new methods to ConsistentMap API to improve usability.

Change-Id: I1e82f0ab191edc6b0f52c7d7b0307aa3d2ef9d1f

Change-Id: I4c5982fe6596f716729b7885eb584a60735cd41b
diff --git a/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseSerializer.java b/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseSerializer.java
index 42b0313..9b6a322 100644
--- a/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseSerializer.java
+++ b/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseSerializer.java
@@ -74,6 +74,7 @@
             .register(Pair.class)
             .register(ImmutablePair.class)
             .register(Result.class)
+            .register(UpdateResult.class)
             .register(Result.Status.class)
             .register(DefaultTransaction.class)
             .register(Transaction.State.class)