rib: reimplement auto prefix propagation based on readvertise

Change-Id: I6c4d81b829cf78084d26121c81d977d0a86c9a0c
Refs: #3819
diff --git a/rib/rib-manager.hpp b/rib/rib-manager.hpp
index bb1a970..98d29f6 100644
--- a/rib/rib-manager.hpp
+++ b/rib/rib-manager.hpp
@@ -26,7 +26,6 @@
 #ifndef NFD_RIB_RIB_MANAGER_HPP
 #define NFD_RIB_RIB_MANAGER_HPP
 
-#include "auto-prefix-propagator.hpp"
 #include "fib-updater.hpp"
 #include "rib.hpp"
 
@@ -240,6 +239,9 @@
   void
   onNotification(const ndn::nfd::FaceEventNotification& notification);
 
+public:
+  static const Name LOCALHOP_TOP_PREFIX;
+
 private:
   Rib& m_rib;
   ndn::KeyChain& m_keyChain;