[ONOS-3558] Add AtomicCounterMap to DistributedPrimitive

Change-Id: If2a0af0d48a3aa2c6a20412bf1c232724ace0bcb
diff --git a/core/api/src/main/java/org/onosproject/store/service/DistributedPrimitive.java b/core/api/src/main/java/org/onosproject/store/service/DistributedPrimitive.java
index 5c93b54..21c494b 100644
--- a/core/api/src/main/java/org/onosproject/store/service/DistributedPrimitive.java
+++ b/core/api/src/main/java/org/onosproject/store/service/DistributedPrimitive.java
@@ -47,7 +47,7 @@
         CONSISTENT_MULTIMAP,
 
         /**
-         * distributed set.
+         * Distributed set.
          */
         SET,
 
@@ -57,11 +57,16 @@
         CONSISTENT_TREEMAP,
 
         /**
-         * atomic counter.
+         * Atomic counter.
          */
         COUNTER,
 
         /**
+         * Atomic counter map.
+         */
+        COUNTER_MAP,
+
+        /**
          * Atomic value.
          */
         VALUE,