[libgd] close button: set relief to none

[Ignacio Casal Quinteiro <icq src gnome org>]

commit 8192ded5a63aff6f2528576009858bf0d61ec5de
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Mon Jun 24 12:24:12 2013 +0200

    close button: set relief to none

 libgd/gd-header-button.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/libgd/gd-header-button.c b/libgd/gd-header-button.c
index de53879..8c5679b 100644
--- a/libgd/gd-header-button.c
+++ b/libgd/gd-header-button.c
@@ -476,6 +476,7 @@ gd_header_close_button_init (GdHeaderCloseButton *self)
 {
   gd_header_button_set_symbolic_icon_name (GD_HEADER_BUTTON (self),
                                            "window-close-symbolic");
+  gtk_button_set_relief (GTK_BUTTON (self), GTK_RELIEF_NONE);
 }
 
 /**