[gtk+] Fix a arrow positioning

[Matthias Clasen <matthiasc src gnome org>]

commit 3b3c5e19d90f52fbcb959ec5dd9eb00f3167707e
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun May 8 21:16:05 2011 -0400

    Fix a arrow positioning
    
    This gets the misc-alignment test for arrows closer to
    not failing.

 gtk/gtkarrow.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtkarrow.c b/gtk/gtkarrow.c
index 04e3b99..431fd9b 100644
--- a/gtk/gtkarrow.c
+++ b/gtk/gtkarrow.c
@@ -345,8 +345,8 @@ gtk_arrow_draw (GtkWidget *widget,
         effective_arrow_type = GTK_ARROW_LEFT;
     }
 
-  x = xpad + ((width  - extent) * xalign);
-  y = ypad + ((height - extent) * yalign);
+  x = xpad + ((width - 2 * xpad - extent) * xalign);
+  y = ypad + ((height - 2 * ypad - extent) * yalign);
 
   switch (effective_arrow_type)
     {