[gtk] scalebutton: Remove unused define

[Timm Bäder <baedert src gnome org>]

commit d51abaea2e6c477f19277856118485837c9b26b6
Author: Timm Bäder <mail baedert org>
Date:   Sun Sep 23 18:01:59 2018 +0200

    scalebutton: Remove unused define

 gtk/gtkscalebutton.c | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/gtk/gtkscalebutton.c b/gtk/gtkscalebutton.c
index 04d90a783a..b15404146a 100644
--- a/gtk/gtkscalebutton.c
+++ b/gtk/gtkscalebutton.c
@@ -80,7 +80,6 @@
 
 
 #define SCALE_SIZE 100
-#define CLICK_TIMEOUT 250
 
 enum
 {