Use reference to constant in functions

2 files changed, 2 insertions, 2 deletions

diff --git a/scene/gui/spin_box.cpp b/scene/gui/spin_box.cpp
index e778af3ceb..279253889c 100644
--- a/scene/gui/spin_box.cpp
+++ b/scene/gui/spin_box.cpp
@@ -173,7 +173,7 @@ void SpinBox::_line_edit_focus_exit() {
 	_text_entered(line_edit->get_text());
 }
 
-inline void SpinBox::_adjust_width_for_icon(const Ref<Texture> icon) {
+inline void SpinBox::_adjust_width_for_icon(const Ref<Texture> &icon) {
 
 	int w = icon->get_width();
 	if (w != last_w) {
diff --git a/scene/gui/spin_box.h b/scene/gui/spin_box.h
index 49dc6d950c..9cf977d2d6 100644
--- a/scene/gui/spin_box.h
+++ b/scene/gui/spin_box.h
@@ -62,7 +62,7 @@ class SpinBox : public Range {
 
 	void _line_edit_focus_exit();
 
-	inline void _adjust_width_for_icon(const Ref<Texture> icon);
+	inline void _adjust_width_for_icon(const Ref<Texture> &icon);
 
 protected:
 	void _gui_input(const Ref<InputEvent> &p_event);