[gtk+] GtkButton: Don't use a non-zero border by default

[Matthias Clasen <matthiasc src gnome org>]

commit 48db936b7079d92237ccf33d89e753711a3a5b32
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Jun 11 19:06:36 2014 -0400

    GtkButton: Don't use a non-zero border by default
    
    The non-zero default default-border was causing buttons to shrink as
    the focus moves around them. Themes which want a default-border should
    define it explicitly.

 gtk/gtkbutton.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkbutton.c b/gtk/gtkbutton.c
index 18de392..53fef04 100644
--- a/gtk/gtkbutton.c
+++ b/gtk/gtkbutton.c
@@ -59,7 +59,7 @@
 #include "gtkapplicationprivate.h"
 #include "gtkactionhelper.h"
 
-static const GtkBorder default_default_border = { 1, 1, 1, 1 };
+static const GtkBorder default_default_border = { 0, 0, 0, 0 };
 static const GtkBorder default_default_outside_border = { 0, 0, 0, 0 };
 
 /* Time out before giving up on getting a key release when animating