[ONOS-3284] Add nicira extension of NSH instructions to onos

Change-Id: I569ef85967a22098db3c9821a8731a4ca589eaf6
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 f3690da..821c1d9 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
@@ -36,7 +36,12 @@
         NICIRA_SET_TUNNEL_DST(0),
         NICIRA_RESUBMIT(1),
         NICIRA_SET_NSH_SPI(32),
-        NICIRA_RESUBMIT_TABLE(14);
+        NICIRA_RESUBMIT_TABLE(14),
+        NICIRA_SET_NSH_SI(33),
+        NICIRA_SET_NSH_CH1(34),
+        NICIRA_SET_NSH_CH2(35),
+        NICIRA_SET_NSH_CH3(36),
+        NICIRA_SET_NSH_CH4(37);
 
         private ExtensionTreatmentType type;