Remove old test code from LinkStorageImpl
diff --git a/src/main/java/net/floodlightcontroller/linkdiscovery/internal/LinkStorageImpl.java b/src/main/java/net/floodlightcontroller/linkdiscovery/internal/LinkStorageImpl.java
index 5a9bce2..ac76def 100644
--- a/src/main/java/net/floodlightcontroller/linkdiscovery/internal/LinkStorageImpl.java
+++ b/src/main/java/net/floodlightcontroller/linkdiscovery/internal/LinkStorageImpl.java
@@ -200,31 +200,7 @@
 	// TODO: Fix me
 	@Override
 	public List<Link> getLinks(Long dpid, short port) {
-		IPortObject vportSrc, vportDst;
     	List<Link> links = null;
-    	Link lt;
-    	
-		vportSrc = dbop.searchPort(HexString.toHexString(dpid), port);
-		if (vportSrc != null) {
- 			
-			for (Edge e : vportSrc.asVertex().getEdges(Direction.IN)) {
-				if(e.getLabel().equals("link")) {
-					Vertex v = e.getVertex(Direction.OUT);
-					short dst_port = v.getProperty("number");
-					for(Edge e2 : v.getEdges(Direction.IN)) {
-						if(e2.getLabel().equals("on")) {
-							Vertex v2 = e2.getVertex(Direction.OUT);
-							long dst_dpid = HexString.toLong((String) v2.getProperty("dpid"));
-							
-			         		Link lt = new Link(dpid, port, dst_dpid, dst_port);
-			         		links.add(lt);
-						}
-					}
-				}
-			}
-		}
-		// END: Trial code
-		
      	return links;
 	}
 	
@@ -264,21 +240,8 @@
 	// TODO: Fix me
 	@Override
 	public List<Link> getLinks(String dpid) {
-		GraphDBConnection conn = GraphDBConnection.getInstance(this.conf);
-		ISwitchObject vswitch;
 		List<Link> links = new ArrayList<Link>();
 
-		// BEGIN: Trial code
-		// author: Naoki Shiota
-		vswitch = conn.utils().searchSwitch(conn, dpid);
-
-		for(IPortObject vportSrc : vswitch.getPorts()) {
-			// array concatenation may be heavy...
-			List<Link> sublinks = getLinks(HexString.toLong(dpid), vportSrc.getNumber());
-			links.addAll(sublinks);
-		}
-		// END: Trial code
-
 		return links;
 	}
 
diff --git a/src/test/java/net/floodlightcontroller/linkdiscovery/internal/LinkStorageImplTest.java b/src/test/java/net/floodlightcontroller/linkdiscovery/internal/LinkStorageImplTest.java
index fd1d7d0..0968fef 100644
--- a/src/test/java/net/floodlightcontroller/linkdiscovery/internal/LinkStorageImplTest.java
+++ b/src/test/java/net/floodlightcontroller/linkdiscovery/internal/LinkStorageImplTest.java
@@ -7,12 +7,8 @@
 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
-import java.util.Set;
-
-import junit.framework.Assert;
 
 import net.floodlightcontroller.core.internal.TestDatabaseManager;
-import net.floodlightcontroller.linkdiscovery.ILinkStorage;
 import net.floodlightcontroller.linkdiscovery.LinkInfo;
 import net.floodlightcontroller.routing.Link;
 import net.onrc.onos.ofcontroller.core.INetMapStorage.DM_OPERATION;
@@ -25,7 +21,6 @@
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.openflow.protocol.OFPhysicalPort;
-import org.openflow.protocol.OFPhysicalPort.OFPortState;
 import org.openflow.util.HexString;
 import org.powermock.api.easymock.PowerMock;
 import org.powermock.core.classloader.annotations.PrepareForTest;