diff --git a/libs/ardour/ardour/route.h b/libs/ardour/ardour/route.h
index 775b56a69b..60970d5d20 100644
--- a/libs/ardour/ardour/route.h
+++ b/libs/ardour/ardour/route.h
@@ -447,7 +447,7 @@ class Route : public SessionObject, public Automatable, public RouteGroupMember,
 	DataType       _default_type;
         FedBy          _fed_by;
 
-        virtual ChanCount input_streams () const;
+        ChanCount input_streams () const;
 
   protected:
 	virtual XMLNode& state(bool);
diff --git a/libs/ardour/ardour/track.h b/libs/ardour/ardour/track.h
index 36e6aefc23..cd4acabaef 100644
--- a/libs/ardour/ardour/track.h
+++ b/libs/ardour/ardour/track.h
@@ -164,8 +164,6 @@ class Track : public Route, public PublicDiskstream
 	TrackMode   _mode;
         bool        _needs_butler;
 
-        ChanCount input_streams () const;
-
 	//private: (FIXME)
 	struct FreezeRecordProcessorInfo {
 		FreezeRecordProcessorInfo(XMLNode& st, boost::shared_ptr<Processor> proc)
diff --git a/libs/ardour/track.cc b/libs/ardour/track.cc
index 6a39553cf7..79965befbe 100644
--- a/libs/ardour/track.cc
+++ b/libs/ardour/track.cc
@@ -361,18 +361,6 @@ Track::silent_roll (pframes_t nframes, framepos_t /*start_frame*/, framepos_t /*
 	return _diskstream->process (_session.transport_frame(), nframes, can_record, rec_monitors_input, need_butler);
 }
 
-ChanCount
-Track::input_streams () const
-{
-        ChanCount cc = _input->n_ports ();
-
-        if (cc.n_total() == 0 && _diskstream) {
-                return cc = _diskstream->n_channels();
-        }
-
-        return cc;
-}
-
 void
 Track::set_diskstream (boost::shared_ptr<Diskstream> ds)
 {