face: replace EventEmitter usage with Signal

refs #2300

Change-Id: I17d0d65d2c474b17dd9f23f271a6144b0b4fbc07
diff --git a/tests/daemon/face/ndnlp.cpp b/tests/daemon/face/ndnlp.cpp
index f5ba8e1..89f72b0 100644
--- a/tests/daemon/face/ndnlp.cpp
+++ b/tests/daemon/face/ndnlp.cpp
@@ -1,11 +1,12 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
 /**
- * Copyright (c) 2014  Regents of the University of California,
- *                     Arizona Board of Regents,
- *                     Colorado State University,
- *                     University Pierre & Marie Curie, Sorbonne University,
- *                     Washington University in St. Louis,
- *                     Beijing Institute of Technology
+ * Copyright (c) 2014,  Regents of the University of California,
+ *                      Arizona Board of Regents,
+ *                      Colorado State University,
+ *                      University Pierre & Marie Curie, Sorbonne University,
+ *                      Washington University in St. Louis,
+ *                      Beijing Institute of Technology,
+ *                      The University of Memphis
  *
  * This file is part of NFD (Named Data Networking Forwarding Daemon).
  * See AUTHORS.md for complete list of NFD authors and contributors.
@@ -20,7 +21,7 @@
  *
  * You should have received a copy of the GNU General Public License along with
  * NFD, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
- **/
+ */
 
 #include "face/ndnlp-sequence-generator.hpp"
 #include "face/ndnlp-slicer.hpp"
@@ -156,10 +157,9 @@
   ReassembleFixture()
     : m_slicer(1500)
   {
-    m_partialMessageStore.onReceive +=
-      // push_back in C++11 has 2 overloads, and specific version needs to be selected
-      bind(static_cast<void (std::vector<Block>::*)(const Block&)>(&std::vector<Block>::push_back),
-           &m_received, _1);
+    m_partialMessageStore.onReceive.connect([this] (const Block& block) {
+      m_received.push_back(block);
+    });
   }
 
   Block