Remove IndexedLambdaCriterion deprecated in Emu

Change-Id: If1976963b49d28139d0002d9cd44414e4a8d9d50
diff --git a/core/api/src/main/java/org/onosproject/net/flow/criteria/Criteria.java b/core/api/src/main/java/org/onosproject/net/flow/criteria/Criteria.java
index cb153a8..b942132 100644
--- a/core/api/src/main/java/org/onosproject/net/flow/criteria/Criteria.java
+++ b/core/api/src/main/java/org/onosproject/net/flow/criteria/Criteria.java
@@ -24,7 +24,6 @@
 import org.onlab.packet.TpPort;
 import org.onlab.packet.VlanId;
 import org.onosproject.net.DeviceId;
-import org.onosproject.net.IndexedLambda;
 import org.onosproject.net.Lambda;
 import org.onosproject.net.OchSignal;
 import org.onosproject.net.OchSignalType;
@@ -460,9 +459,7 @@
      * @return match criterion
      */
     public static Criterion matchLambda(Lambda lambda) {
-        if (lambda instanceof IndexedLambda) {
-            return new IndexedLambdaCriterion((IndexedLambda) lambda);
-        } else if (lambda instanceof OchSignal) {
+        if (lambda instanceof OchSignal) {
             return new OchSignalCriterion((OchSignal) lambda);
         } else {
             throw new UnsupportedOperationException(String.format("Unsupported type of Lambda: %s", lambda));