[CORD-545] Adds MPLS L2 Port support in ONOS core

Change-Id: I61d9b2c14580b4995fdcc96571745bfd00ee586f
diff --git a/core/api/src/main/java/org/onosproject/net/flow/instructions/ExtensionTreatmentType.java b/core/api/src/main/java/org/onosproject/net/flow/instructions/ExtensionTreatmentType.java
index 164d718..f21bb7f 100644
--- a/core/api/src/main/java/org/onosproject/net/flow/instructions/ExtensionTreatmentType.java
+++ b/core/api/src/main/java/org/onosproject/net/flow/instructions/ExtensionTreatmentType.java
@@ -51,6 +51,7 @@
         OFDPA_SET_VLAN_ID(64),
         OFDPA_SET_MPLS_TYPE(65),
         OFDPA_SET_OVID(66),
+        OFDPA_SET_MPLS_L2_PORT(67),
         NICIRA_TUN_GPE_NP(111),
         NICIRA_SET_NSH_SPI(113),
         NICIRA_SET_NSH_SI(114),