[gtk+/wip/cssnode3: 48/91] cssnode: Treat transient nodes as invisible nodes

[Benjamin Otte <otte src gnome org>]

commit 554733dbdd98c39b4ac9ec724e02136541f7e271
Author: Benjamin Otte <otte redhat com>
Date:   Fri Feb 13 12:44:04 2015 +0100

    cssnode: Treat transient nodes as invisible nodes
    
    Making transient nodes invisible allows us to remove special cases
    without any bad side effects and they continue working just like they
    did before.

 gtk/gtkcssnode.c          |   11 -----------
 gtk/gtkcsstransientnode.c |    1 +
 2 files changed, 1 insertions(+), 11 deletions(-)
---
diff --git a/gtk/gtkcssnode.c b/gtk/gtkcssnode.c
index 5040ff2..e59bce8 100644
--- a/gtk/gtkcssnode.c
+++ b/gtk/gtkcssnode.c
@@ -20,7 +20,6 @@
 #include "gtkcssnodeprivate.h"
 
 #include "gtkcssanimatedstyleprivate.h"
-#include "gtkcsstransientnodeprivate.h"
 #include "gtkdebug.h"
 #include "gtksettingsprivate.h"
 
@@ -37,9 +36,6 @@ gtk_css_node_set_invalid (GtkCssNode *node,
   if (node->invalid == invalid)
     return;
 
-  if (GTK_IS_CSS_TRANSIENT_NODE (node))
-    return;
-
   node->invalid = invalid;
 
   if (node->parent)
@@ -56,7 +52,6 @@ gtk_css_node_set_invalid (GtkCssNode *node,
     }
 }
 
-
 static void
 gtk_css_node_dispose (GObject *object)
 {
@@ -364,9 +359,6 @@ gtk_css_node_parent_will_be_set (GtkCssNode *node)
 static void
 gtk_css_node_unlink_from_siblings (GtkCssNode *node)
 {
-  if (GTK_IS_CSS_TRANSIENT_NODE (node))
-    return;
-
   if (node->previous_sibling)
     node->previous_sibling->next_sibling = node->next_sibling;
   else
@@ -385,9 +377,6 @@ static void
 gtk_css_node_link_to_siblings (GtkCssNode *node,
                                GtkCssNode *new_previous)
 {
-  if (GTK_IS_CSS_TRANSIENT_NODE (node))
-    return;
-
   if (new_previous)
     {
       node->previous_sibling = new_previous;
diff --git a/gtk/gtkcsstransientnode.c b/gtk/gtkcsstransientnode.c
index 723c97a..e3d68b4 100644
--- a/gtk/gtkcsstransientnode.c
+++ b/gtk/gtkcsstransientnode.c
@@ -64,6 +64,7 @@ gtk_css_transient_node_class_init (GtkCssTransientNodeClass *klass)
 static void
 gtk_css_transient_node_init (GtkCssTransientNode *cssnode)
 {
+  gtk_css_node_set_visible (GTK_CSS_NODE (cssnode), FALSE);
 }
 
 GtkCssNode *