src: Global renaming ContentObject -> Data
diff --git a/apps/ndn-consumer-window.h b/apps/ndn-consumer-window.h
index 1064f54..79211e5 100644
--- a/apps/ndn-consumer-window.h
+++ b/apps/ndn-consumer-window.h
@@ -53,7 +53,7 @@
   OnNack (Ptr<const Interest> interest);
 
   virtual void
-  OnContentObject (Ptr<const ContentObject> contentObject);
+  OnData (Ptr<const Data> contentObject);
 
   virtual void
   OnTimeout (uint32_t sequenceNumber);