core: reimplement logging using ndn-cxx's facility

Change-Id: Ifc7c5d70a61ad405dc1f1adfa522a2c0ad1586ab
Refs: #4580
diff --git a/daemon/fw/asf-measurements.cpp b/daemon/fw/asf-measurements.cpp
index e85ec3f..0d772ac 100644
--- a/daemon/fw/asf-measurements.cpp
+++ b/daemon/fw/asf-measurements.cpp
@@ -29,7 +29,7 @@
 namespace fw {
 namespace asf {
 
-NFD_LOG_INIT("AsfMeasurements");
+NFD_LOG_INIT(AsfMeasurements);
 
 const RttStats::Rtt RttStats::RTT_TIMEOUT(-1.0);
 const RttStats::Rtt RttStats::RTT_NO_MEASUREMENT(0.0);