Avoid double wrap of Bandwidth class

Change-Id: I6bb95beafd55364499df64429c0788153a0b1624
diff --git a/core/api/src/main/java/org/onosproject/net/resource/link/DefaultLinkResourceRequest.java b/core/api/src/main/java/org/onosproject/net/resource/link/DefaultLinkResourceRequest.java
index b57465f..583570f 100644
--- a/core/api/src/main/java/org/onosproject/net/resource/link/DefaultLinkResourceRequest.java
+++ b/core/api/src/main/java/org/onosproject/net/resource/link/DefaultLinkResourceRequest.java
@@ -201,7 +201,7 @@
                 return addLambdaRequest();
             } else if (constraint instanceof BandwidthConstraint) {
                 BandwidthConstraint bw = (BandwidthConstraint) constraint;
-                return addBandwidthRequest(bw.bandwidth().toDouble());
+                return addBandwidthRequest(bw.bandwidth().bps());
             }
             return this;
         }