core: allow ManagerBase be inherited by RibManager

Change-Id: Ie2613e32460fb109a9f9302a0cc4b4b3400ba9f4
refs: #2857
diff --git a/daemon/mgmt/face-manager.cpp b/daemon/mgmt/face-manager.cpp
index 0c94fea..b8506ac 100644
--- a/daemon/mgmt/face-manager.cpp
+++ b/daemon/mgmt/face-manager.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /**
- * Copyright (c) 2014-2015,  Regents of the University of California,
+ * Copyright (c) 2014-2016,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -55,7 +55,7 @@
 FaceManager::FaceManager(FaceTable& faceTable,
                          Dispatcher& dispatcher,
                          CommandValidator& validator)
-  : ManagerBase(dispatcher, validator, "faces")
+  : NfdManagerBase(dispatcher, validator, "faces")
   , m_faceTable(faceTable)
 {
   registerCommandHandler<ndn::nfd::FaceCreateCommand>("create",