nlsr: Don't use ndn aliases provided by ndn-cxx/common.hpp

refs: #3983

Change-Id: I31da8d68e0285dcfe9c7d3e5e678c00397d22bef
diff --git a/tests/test-sync-logic-handler.cpp b/tests/test-sync-logic-handler.cpp
index 0000de9..0d08401 100644
--- a/tests/test-sync-logic-handler.cpp
+++ b/tests/test-sync-logic-handler.cpp
@@ -29,14 +29,14 @@
 namespace nlsr {
 namespace test {
 
-using ndn::shared_ptr;
+using std::shared_ptr;
 
 class SyncLogicFixture : public BaseFixture
 {
 public:
   SyncLogicFixture()
-    : face(make_shared<ndn::util::DummyClientFace>())
-    , nlsr(g_ioService, g_scheduler, ndn::ref(*face), g_keyChain)
+    : face(std::make_shared<ndn::util::DummyClientFace>())
+    , nlsr(g_ioService, g_scheduler, std::ref(*face), g_keyChain)
     , sync(nlsr.getSyncLogicHandler())
     , CONFIG_NETWORK("/ndn")
     , CONFIG_SITE("/site")
@@ -59,13 +59,13 @@
     face->processEvents(ndn::time::milliseconds(1));
     face->sentInterests.clear();
 
-    p_sync.onNsyncUpdate(updates, NULL);
+    p_sync.onNsyncUpdate(updates, nullptr);
 
     face->processEvents(ndn::time::milliseconds(1));
   }
 
 public:
-  shared_ptr<ndn::util::DummyClientFace> face;
+  std::shared_ptr<ndn::util::DummyClientFace> face;
   Nlsr nlsr;
   SyncLogicHandler& sync;
 
@@ -98,7 +98,7 @@
 
 BOOST_AUTO_TEST_CASE(UpdateForOtherHR)
 {
-  Nlsr nlsr_hr(g_ioService, g_scheduler, ndn::ref(*face), g_keyChain);
+  Nlsr nlsr_hr(g_ioService, g_scheduler, std::ref(*face), g_keyChain);
   SyncLogicHandler& sync_hr(nlsr_hr.getSyncLogicHandler());
 
   nlsr_hr.getConfParameter().setNetwork(CONFIG_NETWORK);
@@ -132,7 +132,7 @@
 BOOST_AUTO_TEST_CASE(UpdateForOtherHRDry)
 {
 
-  Nlsr nlsr_hrdry(g_ioService, g_scheduler, ndn::ref(*face),g_keyChain);
+  Nlsr nlsr_hrdry(g_ioService, g_scheduler, std::ref(*face),g_keyChain);
   SyncLogicHandler& sync_hrdry(nlsr_hrdry.getSyncLogicHandler());
 
   nlsr_hrdry.getConfParameter().setNetwork(CONFIG_NETWORK);