Use host handler to bootstrap tunnel bridge and related ports

Change-Id: I19bb28d86620b9c42c33e0b570ff176b467d71ac
diff --git a/apps/k8s-node/api/src/main/java/org/onosproject/k8snode/api/K8sHostHandler.java b/apps/k8s-node/api/src/main/java/org/onosproject/k8snode/api/K8sHostHandler.java
index 335c89c..84d7d83 100644
--- a/apps/k8s-node/api/src/main/java/org/onosproject/k8snode/api/K8sHostHandler.java
+++ b/apps/k8s-node/api/src/main/java/org/onosproject/k8snode/api/K8sHostHandler.java
@@ -29,6 +29,14 @@
     void processInitState(K8sHost k8sHost);
 
     /**
+     * Processes the given node for device created state.
+     * It creates required ports on the bridges based on the node type.
+     *
+     * @param k8sHost kubernetes host
+     */
+    void processDeviceCreatedState(K8sHost k8sHost);
+
+    /**
      * Processes the given host for complete state.
      * It performs post-init jobs for the complete host.
      *