New and direct StorageService method for creating an AtomicCounter

Change-Id: I8c189584dde590842075bea7e03c4c8ecf8d72c2
diff --git a/incubator/net/src/main/java/org/onosproject/incubator/net/meter/impl/MeterManager.java b/incubator/net/src/main/java/org/onosproject/incubator/net/meter/impl/MeterManager.java
index 7866a80..ea4af1a 100644
--- a/incubator/net/src/main/java/org/onosproject/incubator/net/meter/impl/MeterManager.java
+++ b/incubator/net/src/main/java/org/onosproject/incubator/net/meter/impl/MeterManager.java
@@ -182,10 +182,7 @@
     }
 
     private AtomicCounter allocateCounter(DeviceId deviceId) {
-        return storageService.atomicCounterBuilder()
-                .withName(String.format(METERCOUNTERIDENTIFIER, deviceId))
-                .build()
-                .asAtomicCounter();
+        return storageService.getAtomicCounter(String.format(METERCOUNTERIDENTIFIER, deviceId));
     }
 
     private class InternalMeterProviderService