[ONOS-4164] todo removal

Change-Id: Iaed7a5d2960529ecd548897b546a8804bbc9da27
diff --git a/apps/pce/app/src/main/java/org/onosproject/pce/rest/PcePathCodec.java b/apps/pce/app/src/main/java/org/onosproject/pce/rest/PcePathCodec.java
index e0149e7..9be32e3 100644
--- a/apps/pce/app/src/main/java/org/onosproject/pce/rest/PcePathCodec.java
+++ b/apps/pce/app/src/main/java/org/onosproject/pce/rest/PcePathCodec.java
@@ -87,7 +87,7 @@
             jNode = constraintJNode.get(COST);
             if (jNode != null) {
                 String cost = jNode.asText();
-                resultBuilder.bandwidthConstraint(cost);
+                resultBuilder.costConstraint(cost);
             }
 
             // retrieve bandwidth