Improvements in route-path installation using bidirectional links.

Change-Id: I69875ba0dced1b0b7ec032edbe02a8cf380fadc2
diff --git a/app/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java b/app/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
index 73a1c36..b6aabf3 100644
--- a/app/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
+++ b/app/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
@@ -1245,7 +1245,7 @@
         // going down as well, but it is treated as a single switch down event
         // while the link-downs are ignored.
         defaultRoutingHandler
-            .populateRoutingRulesForLinkStatusChange(null, null, device.id());
+            .populateRoutingRulesForLinkStatusChange(null, null, device.id(), true);
         defaultRoutingHandler.purgeEcmpGraph(device.id());
         xConnectHandler.removeDevice(device.id());