[gtk+] css: Make commented out debug code work again

[Benjamin Otte <otte src gnome org>]

commit 3747e0fc4e4f46ebad5bddd0d698769888c0941b
Author: Benjamin Otte <otte redhat com>
Date:   Mon Jul 21 19:53:12 2014 +0200

    css: Make commented out debug code work again

 gtk/gtkcssselector.c |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/gtk/gtkcssselector.c b/gtk/gtkcssselector.c
index 352e67c..ca9c45d 100644
--- a/gtk/gtkcssselector.c
+++ b/gtk/gtkcssselector.c
@@ -2199,26 +2199,26 @@ _gtk_css_selector_tree_get_change_all (const GtkCssSelectorTree *tree,
 
 #ifdef PRINT_TREE
 static void
-_gtk_css_selector_tree_print (GtkCssSelectorTree *tree, GString *str, char *prefix)
+_gtk_css_selector_tree_print (const GtkCssSelectorTree *tree, GString *str, char *prefix)
 {
   gboolean first = TRUE;
   int len, i;
 
-  for (; tree != NULL; tree = tree->siblings, first = FALSE)
+  for (; tree != NULL; tree = gtk_css_selector_tree_get_sibling (tree), first = FALSE)
     {
       if (!first)
        g_string_append (str, prefix);
 
       if (first)
        {
-         if (tree->siblings)
+         if (gtk_css_selector_tree_get_sibling (tree))
            g_string_append (str, "─┬─");
          else
            g_string_append (str, "───");
        }
       else
        {
-         if (tree->siblings)
+         if (gtk_css_selector_tree_get_sibling (tree))
            g_string_append (str, " ├─");
          else
            g_string_append (str, " └─");
@@ -2232,7 +2232,7 @@ _gtk_css_selector_tree_print (GtkCssSelectorTree *tree, GString *str, char *pref
        {
          GString *prefix2 = g_string_new (prefix);
 
-         if (tree->siblings)
+         if (gtk_css_selector_tree_get_sibling (tree))
            g_string_append (prefix2, " │ ");
          else
            g_string_append (prefix2, "   ");