core: use ndn-cxx's getRandomNumberEngine()

Change-Id: I3b5b3ac5238d47ac14481b21d0303c63d0c93b56
diff --git a/daemon/fw/asf-probing-module.cpp b/daemon/fw/asf-probing-module.cpp
index 63f9867..8a81a77 100644
--- a/daemon/fw/asf-probing-module.cpp
+++ b/daemon/fw/asf-probing-module.cpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /*
- * Copyright (c) 2014-2018,  Regents of the University of California,
+ * Copyright (c) 2014-2019,  Regents of the University of California,
  *                           Arizona Board of Regents,
  *                           Colorado State University,
  *                           University Pierre & Marie Curie, Sorbonne University,
@@ -24,9 +24,10 @@
  */
 
 #include "asf-probing-module.hpp"
-#include "core/random.hpp"
 #include "algorithm.hpp"
 
+#include <ndn-cxx/util/random.hpp>
+
 namespace nfd {
 namespace fw {
 namespace asf {
@@ -186,7 +187,7 @@
 ProbingModule::getRandomNumber(double start, double end)
 {
   std::uniform_real_distribution<double> dist(start, end);
-  return dist(getGlobalRng());
+  return dist(ndn::random::getRandomNumberEngine());
 }
 
 void