Formalized TopologyStore in preparation for separating managers and stores.
diff --git a/core/trivial/src/test/java/org/onlab/onos/net/trivial/topology/impl/DefaultTopologyTest.java b/core/trivial/src/test/java/org/onlab/onos/net/trivial/topology/impl/DefaultTopologyTest.java
index 1fe33f6..3051dc3 100644
--- a/core/trivial/src/test/java/org/onlab/onos/net/trivial/topology/impl/DefaultTopologyTest.java
+++ b/core/trivial/src/test/java/org/onlab/onos/net/trivial/topology/impl/DefaultTopologyTest.java
@@ -21,8 +21,8 @@
 import static org.junit.Assert.*;
 import static org.onlab.onos.net.DeviceId.deviceId;
 import static org.onlab.onos.net.PortNumber.portNumber;
-import static org.onlab.onos.net.trivial.topology.impl.SimpleTopologyManagerTest.device;
-import static org.onlab.onos.net.trivial.topology.impl.SimpleTopologyManagerTest.link;
+import static org.onlab.onos.net.trivial.topology.impl.TopologyManagerTest.device;
+import static org.onlab.onos.net.trivial.topology.impl.TopologyManagerTest.link;
 
 /**
  * Test of the default topology implementation.