remove reference "const int32_t&" -> const int32_t"

this simplifies lua-bindings and also let's the compiler worry about
constant primitive types.

1 files changed, 15 insertions, 15 deletions

diff --git a/libs/ardour/ardour/region.h b/libs/ardour/ardour/region.h
index 7f41cb6e5a..4c3facf511 100644
--- a/libs/ardour/ardour/region.h
+++ b/libs/ardour/ardour/region.h
@@ -172,7 +172,7 @@ class LIBARDOUR_API Region
 
 	PositionLockStyle position_lock_style () const { return _position_lock_style; }
 	void set_position_lock_style (PositionLockStyle ps);
-	void recompute_position_from_lock_style (const int32_t& sub_num);
+	void recompute_position_from_lock_style (const int32_t sub_num);
 
 	double beat () const { return _beat; }
 	void set_beat (double beat) { _beat = beat; }
@@ -207,7 +207,7 @@ class LIBARDOUR_API Region
 
 	/* EDITING OPERATIONS */
 
-	void set_length (framecnt_t, const int32_t& sub_num);
+	void set_length (framecnt_t, const int32_t sub_num);
 	void set_start (framepos_t);
 	void set_position (framepos_t, int32_t sub_num = 0);
 	void set_initial_position (framepos_t);
@@ -218,15 +218,15 @@ class LIBARDOUR_API Region
 	bool at_natural_position () const;
 	void move_to_natural_position ();
 
-	void move_start (frameoffset_t distance, const int32_t& sub_num = 0);
-	void trim_front (framepos_t new_position, const int32_t& sub_num = 0);
-	void trim_end (framepos_t new_position, const int32_t& sub_num = 0);
-	void trim_to (framepos_t position, framecnt_t length, const int32_t& sub_num = 0);
+	void move_start (frameoffset_t distance, const int32_t sub_num = 0);
+	void trim_front (framepos_t new_position, const int32_t sub_num = 0);
+	void trim_end (framepos_t new_position, const int32_t sub_num = 0);
+	void trim_to (framepos_t position, framecnt_t length, const int32_t sub_num = 0);
 
 	virtual void fade_range (framepos_t, framepos_t) {}
 
-	void cut_front (framepos_t new_position, const int32_t& sub_num = 0);
-	void cut_end (framepos_t new_position, const int32_t& sub_num = 0);
+	void cut_front (framepos_t new_position, const int32_t sub_num = 0);
+	void cut_end (framepos_t new_position, const int32_t sub_num = 0);
 
 	void set_layer (layer_t l); /* ONLY Playlist can call this */
 	void raise ();
@@ -341,7 +341,7 @@ class LIBARDOUR_API Region
 	Region (boost::shared_ptr<const Region>);
 
 	/** Construct a region from another region, at an offset within that region */
-	Region (boost::shared_ptr<const Region>, frameoffset_t start_offset, const int32_t& sub_num);
+	Region (boost::shared_ptr<const Region>, frameoffset_t start_offset, const int32_t sub_num);
 
 	/** Construct a region as a copy of another region, but with different sources */
 	Region (boost::shared_ptr<const Region>, const SourceList&);
@@ -358,9 +358,9 @@ class LIBARDOUR_API Region
 	void send_change (const PBD::PropertyChange&);
 	virtual int _set_state (const XMLNode&, int version, PBD::PropertyChange& what_changed, bool send_signal);
 	void post_set (const PBD::PropertyChange&);
-	virtual void set_position_internal (framepos_t pos, bool allow_bbt_recompute, const int32_t& sub_num);
-	virtual void set_length_internal (framecnt_t, const int32_t& sub_num);
-	virtual void set_start_internal (framecnt_t, const int32_t& sub_num = 0);
+	virtual void set_position_internal (framepos_t pos, bool allow_bbt_recompute, const int32_t sub_num);
+	virtual void set_length_internal (framecnt_t, const int32_t sub_num);
+	virtual void set_start_internal (framecnt_t, const int32_t sub_num = 0);
 	bool verify_start_and_length (framepos_t, framecnt_t&);
 	void first_edit ();
 
@@ -398,9 +398,9 @@ class LIBARDOUR_API Region
   private:
 	void mid_thaw (const PBD::PropertyChange&);
 
-	virtual void trim_to_internal (framepos_t position, framecnt_t length, const int32_t& sub_num);
-	void modify_front (framepos_t new_position, bool reset_fade, const int32_t& sub_num);
-	void modify_end (framepos_t new_position, bool reset_fade, const int32_t& sub_num);
+	virtual void trim_to_internal (framepos_t position, framecnt_t length, const int32_t sub_num);
+	void modify_front (framepos_t new_position, bool reset_fade, const int32_t sub_num);
+	void modify_end (framepos_t new_position, bool reset_fade, const int32_t sub_num);
 
 	void maybe_uncopy ();