mgmt+rib: improve logging

Change-Id: I2c8470831a9f9cbd5c06681f69783c4b442420f9
diff --git a/daemon/mgmt/rib-manager.hpp b/daemon/mgmt/rib-manager.hpp
index 3b348a1..87de627 100644
--- a/daemon/mgmt/rib-manager.hpp
+++ b/daemon/mgmt/rib-manager.hpp
@@ -224,9 +224,6 @@
   void
   listEntries(ndn::mgmt::StatusDatasetContext& context);
 
-  void
-  setFaceForSelfRegistration(const Interest& request, ControlParameters& parameters);
-
   ndn::mgmt::Authorization
   makeAuthorization(const std::string& verb) final;
 
@@ -234,12 +231,9 @@
   void
   fetchActiveFaces();
 
-  void
-  onFetchActiveFacesFailure(uint32_t code, const std::string& reason);
-
 NFD_PUBLIC_WITH_TESTS_ELSE_PRIVATE:
   void
-  scheduleActiveFaceFetch(const time::seconds& timeToWait);
+  scheduleActiveFaceFetch(time::seconds timeToWait);
 
   void
   removeInvalidFaces(const std::vector<ndn::nfd::FaceStatus>& activeFaces);