adding a criterion for inner vlans
used by olt to match on the inner vlan

Change-Id: I7671b68d9860d598395cba134a589ca23f264c7e
diff --git a/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficSelector.java b/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficSelector.java
index 0525d8f..779bccd 100644
--- a/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficSelector.java
+++ b/core/api/src/main/java/org/onosproject/net/flow/DefaultTrafficSelector.java
@@ -194,6 +194,16 @@
         }
 
         @Override
+        public Builder matchInnerVlanId(VlanId vlanId) {
+            return add(Criteria.matchInnerVlanId(vlanId));
+        }
+
+        @Override
+        public Builder matchInnerVlanPcp(byte vlanPcp) {
+            return add(Criteria.matchInnerVlanPcp(vlanPcp));
+        }
+
+        @Override
         public Builder matchIPDscp(byte ipDscp) {
             return add(Criteria.matchIPDscp(ipDscp));
         }