switch to ndn-cxx KeyChain v2

refs #4089

Change-Id: I32bc19db156de49275b681ef67f684b76631d50b
diff --git a/tools/nfdc/status-report.hpp b/tools/nfdc/status-report.hpp
index cfb31f4..153751a 100644
--- a/tools/nfdc/status-report.hpp
+++ b/tools/nfdc/status-report.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /**
- * Copyright (c) 2014-2016,  Regents of the University of California,
+ * Copyright (c) 2014-2017,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -33,7 +33,7 @@
 namespace nfdc {
 
 using ndn::Face;
-using ndn::security::KeyChain;
+using ndn::KeyChain;
 using ndn::Validator;
 
 enum class ReportFormat {