GUI -- Clean up local test events.

Change-Id: I112ccb2db65a8190ff03c274717abf9735084e81
diff --git a/web/gui/src/main/webapp/json/ev/traffic/ev_19_onos.json b/web/gui/src/main/webapp/json/ev/traffic/ev_19_onos.json
index 6d3c08a..5f8aae0 100644
--- a/web/gui/src/main/webapp/json/ev/traffic/ev_19_onos.json
+++ b/web/gui/src/main/webapp/json/ev/traffic/ev_19_onos.json
@@ -2,7 +2,6 @@
   "event": "showTraffic",
   "sid": 1,
   "payload": {
-    "paths": [
-    ]
+    "paths": []
   }
 }