Use standard BLOB,KEY,NACK as contentType instead of customized types

Change-Id: I792e19b8f1e2aa359605da44074fc25bf7963a9a
diff --git a/src/daemon/rrset-factory.cpp b/src/daemon/rrset-factory.cpp
index a75c650..9395f42 100644
--- a/src/daemon/rrset-factory.cpp
+++ b/src/daemon/rrset-factory.cpp
@@ -216,7 +216,7 @@
   Data data(name);
   data.setContent(cert.wireEncode());
 
-  setContentType(data, NDNS_BLOB, ttl);
+  setContentType(data, NDNS_KEY, ttl);
   sign(data);
   rrset.setData(data.wireEncode());
 
diff --git a/src/daemon/rrset-factory.hpp b/src/daemon/rrset-factory.hpp
index 8318bb8..e5165d3 100644
--- a/src/daemon/rrset-factory.hpp
+++ b/src/daemon/rrset-factory.hpp
@@ -107,8 +107,9 @@
   void
   sign(Data& data);
 
-  void setContentType(Data& data, NdnsContentType contentType,
-                      const time::seconds& ttl);
+  void
+  setContentType(Data& data, NdnsContentType contentType,
+                 const time::seconds& ttl);
 
 private:
   KeyChain& m_keyChain;