Fix checkstyle whitespace issues - WHITESPACE ONLY

Change-Id: Ic205c1afd639c6008d61d9de95cb764eeb6238ca
diff --git a/src/main/java/net/onrc/onos/core/devicemanager/IOnosDeviceService.java b/src/main/java/net/onrc/onos/core/devicemanager/IOnosDeviceService.java
index f343308..9eb6e31 100644
--- a/src/main/java/net/onrc/onos/core/devicemanager/IOnosDeviceService.java
+++ b/src/main/java/net/onrc/onos/core/devicemanager/IOnosDeviceService.java
@@ -5,20 +5,20 @@
 
 /**
  * {@link OnosDeviceManager} doesn't yet provide any API to fellow modules,
- * however making it export a dummy service means we can specify it as 
+ * however making it export a dummy service means we can specify it as
  * a dependency of Forwarding
- * @author jono
  *
+ * @author jono
  */
 public interface IOnosDeviceService extends IFloodlightService {
 
-	public void addOnosDeviceListener(IOnosDeviceListener listener);
-	
-	public void deleteOnosDeviceListener(IOnosDeviceListener listener);	
-	
-	public void deleteOnosDevice(OnosDevice dev);
+    public void addOnosDeviceListener(IOnosDeviceListener listener);
 
-	public void deleteOnosDeviceByMac(MACAddress mac);
-	
-	public void addOnosDevice(Long mac, OnosDevice dev);
+    public void deleteOnosDeviceListener(IOnosDeviceListener listener);
+
+    public void deleteOnosDevice(OnosDevice dev);
+
+    public void deleteOnosDeviceByMac(MACAddress mac);
+
+    public void addOnosDevice(Long mac, OnosDevice dev);
 }