[gtk+] colorswatch: Remove unused constant

[Timm Bäder <baedert src gnome org>]

commit 2929621d0565d007825ba1adbe9b3d6c9ae6ce33
Author: Timm Bäder <mail baedert org>
Date:   Mon Feb 1 15:15:56 2016 +0100

    colorswatch: Remove unused constant

 gtk/gtkcolorswatch.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkcolorswatch.c b/gtk/gtkcolorswatch.c
index 8d1b608..ff4b8b2 100644
--- a/gtk/gtkcolorswatch.c
+++ b/gtk/gtkcolorswatch.c
@@ -97,7 +97,6 @@ swatch_draw (GtkWidget *widget,
 }
 
 #define INTENSITY(r, g, b) ((r) * 0.30 + (g) * 0.59 + (b) * 0.11)
-#define PIXBUF_SIZE 16
 
 static gboolean
 gtk_color_swatch_render (GtkCssGadget *gadget,