fw: rename "Interest rebuff" to "Interest reject"

Change-Id: I8275354a3eff6f4785187a8fb00da1d421df8460
diff --git a/daemon/fw/strategy.cpp b/daemon/fw/strategy.cpp
index 078ef22..09268a8 100644
--- a/daemon/fw/strategy.cpp
+++ b/daemon/fw/strategy.cpp
@@ -63,9 +63,9 @@
 }
 
 void
-Strategy::rebuffPendingInterest(shared_ptr<pit::Entry> pitEntry)
+Strategy::rejectPendingInterest(shared_ptr<pit::Entry> pitEntry)
 {
-  m_forwarder.onInterestRebuff(pitEntry);
+  m_forwarder.onInterestReject(pitEntry);
 }
 
 } // namespace fw