Changed the way ProviderId is made to include URI scheme portion.
diff --git a/core/trivial/src/test/java/org/onlab/onos/net/trivial/flow/impl/SimpleFlowRuleManagerTest.java b/core/trivial/src/test/java/org/onlab/onos/net/trivial/flow/impl/SimpleFlowRuleManagerTest.java
index bb0a496..9e8178a 100644
--- a/core/trivial/src/test/java/org/onlab/onos/net/trivial/flow/impl/SimpleFlowRuleManagerTest.java
+++ b/core/trivial/src/test/java/org/onlab/onos/net/trivial/flow/impl/SimpleFlowRuleManagerTest.java
@@ -48,7 +48,7 @@
  */
 public class SimpleFlowRuleManagerTest {
 
-    private static final ProviderId PID = new ProviderId("foo");
+    private static final ProviderId PID = new ProviderId("of", "foo");
     private static final DeviceId DID = DeviceId.deviceId("of:001");
     private static final Device DEV = new DefaultDevice(
             PID, DID, Type.SWITCH, "", "", "", "");