diff --git a/libs/temporal/tempo.cc b/libs/temporal/tempo.cc
index 13648586f6..10ff073389 100644
--- a/libs/temporal/tempo.cc
+++ b/libs/temporal/tempo.cc
@@ -2765,16 +2765,6 @@ TempoMap::get_grid (TempoMapPoints& ret, superclock_t rstart, superclock_t end,
 	DEBUG_TRACE (DEBUG::Grid, "<<< GRID DONE\n");
 }
 
-uint32_t
-TempoMap::count_bars (Beats const & start, Beats const & end) const
-{
-	TempoMapPoints bar_grid;
-	superclock_t s (superclock_at (start));
-	superclock_t e (superclock_at (end));
-	get_grid (bar_grid, s, e, 1);
-	return bar_grid.size();
-}
-
 std::ostream&
 std::operator<<(std::ostream& str, Meter const & m)
 {
diff --git a/libs/temporal/temporal/tempo.h b/libs/temporal/temporal/tempo.h
index 823d2b1cec..ad08acb310 100644
--- a/libs/temporal/temporal/tempo.h
+++ b/libs/temporal/temporal/tempo.h
@@ -647,7 +647,7 @@ class LIBTEMPORAL_API TempoMapPoint : public Point, public TempoMetric
 	bool         _floating;
 };
 
-typedef std::list<TempoMapPoint> TempoMapPoints;
+typedef std::vector<TempoMapPoint> TempoMapPoints;
 
 class /*LIBTEMPORAL_API*/ TempoMap : public PBD::StatefulDestructible
 {
@@ -913,7 +913,6 @@ class /*LIBTEMPORAL_API*/ TempoMap : public PBD::StatefulDestructible
 	LIBTEMPORAL_API	BBT_Argument bbt_walk (BBT_Argument const &, BBT_Offset const &) const;
 
 	LIBTEMPORAL_API	void get_grid (TempoMapPoints & points, superclock_t start, superclock_t end, uint32_t bar_mod = 0, uint32_t beat_div = 1) const;
-	LIBTEMPORAL_API	uint32_t count_bars (Beats const & start, Beats const & end) const;
 
 	struct EmptyTempoMapException : public std::exception {
 		virtual const char* what() const throw() { return "TempoMap is empty"; }