Remove Topology -> Flow relation

Change-Id: I91693280cb7db6f28450094e9759a75a4fd7dd1c
diff --git a/src/main/java/net/onrc/onos/ofcontroller/networkgraph/Switch.java b/src/main/java/net/onrc/onos/ofcontroller/networkgraph/Switch.java
index 95ab440..717d241 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/networkgraph/Switch.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/networkgraph/Switch.java
@@ -2,8 +2,6 @@
 
 import java.util.Collection;
 
-import net.onrc.onos.ofcontroller.util.FlowEntry;
-
 /**
  * Interface of Switch Object exposed to the "NB" read-only Topology.
  *
@@ -19,9 +17,6 @@
 	public Port getPort(Long number);
 
 
-	// Flows
-	public Collection<FlowEntry> getFlowEntries();
-
 	// Graph traversal API
 	public Iterable<Switch> getNeighbors();
 
diff --git a/src/main/java/net/onrc/onos/ofcontroller/networkgraph/SwitchImpl.java b/src/main/java/net/onrc/onos/ofcontroller/networkgraph/SwitchImpl.java
index 1f871d0..4e8c661 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/networkgraph/SwitchImpl.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/networkgraph/SwitchImpl.java
@@ -8,7 +8,6 @@
 
 import net.onrc.onos.datastore.topology.RCPort;
 import net.onrc.onos.datastore.topology.RCSwitch;
-import net.onrc.onos.ofcontroller.util.FlowEntry;
 import edu.stanford.ramcloud.JRamCloud.ObjectDoesntExistException;
 import edu.stanford.ramcloud.JRamCloud.WrongVersionException;
 
@@ -46,12 +45,6 @@
 	}
 
 	@Override
-	public Collection<FlowEntry> getFlowEntries() {
-		// TODO Auto-generated method stub
-		return null;
-	}
-
-	@Override
 	public Iterable<Switch> getNeighbors() {
 		// TODO Auto-generated method stub
 		return null;