Add support for local-status in ForwardingDeviceService

Change-Id: I2e2750cb3ef069d4f3f763ef045fe5c686f9874a
diff --git a/apps/optical-model/src/main/java/org/onosproject/net/optical/device/OpticalDeviceServiceView.java b/apps/optical-model/src/main/java/org/onosproject/net/optical/device/OpticalDeviceServiceView.java
index 1e70ff6..88ef950 100644
--- a/apps/optical-model/src/main/java/org/onosproject/net/optical/device/OpticalDeviceServiceView.java
+++ b/apps/optical-model/src/main/java/org/onosproject/net/optical/device/OpticalDeviceServiceView.java
@@ -202,10 +202,4 @@
         }
     }
 
-
-    @Override
-    public String localStatus(DeviceId deviceId) {
-        return null;
-    }
-
 }
diff --git a/core/api/src/main/java/org/onosproject/net/utils/ForwardingDeviceService.java b/core/api/src/main/java/org/onosproject/net/utils/ForwardingDeviceService.java
index b6e6e5b..e1f8110 100644
--- a/core/api/src/main/java/org/onosproject/net/utils/ForwardingDeviceService.java
+++ b/core/api/src/main/java/org/onosproject/net/utils/ForwardingDeviceService.java
@@ -117,4 +117,9 @@
         return delegate.isAvailable(deviceId);
     }
 
+    @Override
+    public String localStatus(DeviceId deviceId) {
+        return delegate.localStatus(deviceId);
+    }
+
 }