Checkstyle and pmd fixes for new MatchAction service

Change-Id: I13efd4c7a29e19b782c126132d151ac377db3a4c
diff --git a/src/main/java/net/onrc/onos/core/matchaction/SwitchResultList.java b/src/main/java/net/onrc/onos/core/matchaction/SwitchResultList.java
index 2523556..ff68df2 100644
--- a/src/main/java/net/onrc/onos/core/matchaction/SwitchResultList.java
+++ b/src/main/java/net/onrc/onos/core/matchaction/SwitchResultList.java
@@ -9,13 +9,5 @@
 
     static final long serialVersionUID = -4966789015808022563L;
 
-    /**
-     * Add a switch result to the list.
-     *
-     * @param result switch result to add to the list
-     * @return true
-     */
-    public boolean add(SwitchResult result) {
-        return super.add(result);
-    }
+
 }