Removed obsolete methods SwitchPort.dpid() and SwitchPort.port()

Instead, always use the equivalent SwitchPort.getDpid() and
SwitchPort.getPortNumber()

No functional changes.

Change-Id: Ia654bb4b1e2c2f7582307f5b0d2c83dd60405525
diff --git a/src/main/java/net/onrc/onos/api/flowmanager/Tree.java b/src/main/java/net/onrc/onos/api/flowmanager/Tree.java
index 1e161a2..a6d0e89 100644
--- a/src/main/java/net/onrc/onos/api/flowmanager/Tree.java
+++ b/src/main/java/net/onrc/onos/api/flowmanager/Tree.java
@@ -64,10 +64,10 @@
 
     private void addPort(SwitchPort port) {
         checkNotNull(port);
-        if (!ports.containsKey(port.dpid())) {
-            ports.put(port.dpid(), new HashSet<PortNumber>());
+        if (!ports.containsKey(port.getDpid())) {
+            ports.put(port.getDpid(), new HashSet<PortNumber>());
         }
-        ports.get(port.dpid()).add(port.port());
+        ports.get(port.getDpid()).add(port.getPortNumber());
     }
 
     /**