Minor fixes in DatabaseProxy

Change-Id: I2e1ac92a80f652acc324337383dba526e510f353
diff --git a/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseState.java b/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseState.java
index e0582c9..e2e532a 100644
--- a/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseState.java
+++ b/core/store/dist/src/main/java/org/onosproject/store/consistent/impl/DatabaseState.java
@@ -51,7 +51,7 @@
   Map<String, Long> counters();
 
   @Query
-  int size(String mapName);
+  int mapSize(String mapName);
 
   @Query
   boolean mapIsEmpty(String mapName);