face: link layer byte counts in FaceCounters

This commit declares the counters, but does not increment the new counters.

refs #1729

Change-Id: I9cd136fc65955192a92d567629a9aba2df8090f3
diff --git a/daemon/fw/forwarder.hpp b/daemon/fw/forwarder.hpp
index acb0451..8c5ed79 100644
--- a/daemon/fw/forwarder.hpp
+++ b/daemon/fw/forwarder.hpp
@@ -27,7 +27,7 @@
 
 #include "common.hpp"
 #include "core/scheduler.hpp"
-#include "forwarder-counter.hpp"
+#include "forwarder-counters.hpp"
 #include "face-table.hpp"
 #include "table/fib.hpp"
 #include "table/pit.hpp"