[gtk+] GtkStyleContext: Remove property cache

[Matthias Clasen <matthiasc src gnome org>]

commit fc47be9339fa8b1b009d7e850d4149000e497a62
Author: Timm Bäder <mail baedert org>
Date:   Wed Jul 19 13:07:48 2017 +0200

    GtkStyleContext: Remove property cache
    
    It was only used for widget style properties which don't exist anymore.

 gtk/gtkcsswidgetnode.c       |   19 -------------------
 gtk/gtkstylecontext.c        |   23 -----------------------
 gtk/gtkstylecontextprivate.h |    1 -
 3 files changed, 0 insertions(+), 43 deletions(-)
---
diff --git a/gtk/gtkcsswidgetnode.c b/gtk/gtkcsswidgetnode.c
index e501160..b7d3297 100644
--- a/gtk/gtkcsswidgetnode.c
+++ b/gtk/gtkcsswidgetnode.c
@@ -65,24 +65,6 @@ gtk_css_widget_node_queue_callback (GtkWidget     *widget,
   return G_SOURCE_CONTINUE;
 }
 
-static GtkCssStyle *
-gtk_css_widget_node_update_style (GtkCssNode   *cssnode,
-                                  GtkCssChange  change,
-                                  gint64        timestamp,
-                                  GtkCssStyle  *style)
-{
-  GtkCssWidgetNode *widget_node = GTK_CSS_WIDGET_NODE (cssnode);
-
-  if (widget_node->widget != NULL)
-    {
-      GtkStyleContext *context = _gtk_widget_peek_style_context (widget_node->widget);
-      if (context)
-        gtk_style_context_clear_property_cache (context);
-    }
-
-  return GTK_CSS_NODE_CLASS (gtk_css_widget_node_parent_class)->update_style (cssnode, change, timestamp, 
style);
-}
-
 static void
 gtk_css_widget_node_queue_validate (GtkCssNode *node)
 {
@@ -220,7 +202,6 @@ gtk_css_widget_node_class_init (GtkCssWidgetNodeClass *klass)
   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 
   object_class->finalize = gtk_css_widget_node_finalize;
-  node_class->update_style = gtk_css_widget_node_update_style;
   node_class->validate = gtk_css_widget_node_validate;
   node_class->queue_validate = gtk_css_widget_node_queue_validate;
   node_class->dequeue_validate = gtk_css_widget_node_dequeue_validate;
diff --git a/gtk/gtkstylecontext.c b/gtk/gtkstylecontext.c
index c22c67b..ee7d7d5 100644
--- a/gtk/gtkstylecontext.c
+++ b/gtk/gtkstylecontext.c
@@ -125,7 +125,6 @@ struct _GtkStyleContextPrivate
   GtkStyleContext *parent;
   GtkCssNode *cssnode;
   GSList *saved_nodes;
-  GArray *property_cache;
 
   GdkFrameClock *frame_clock;
 
@@ -238,23 +237,6 @@ gtk_style_context_class_init (GtkStyleContextClass *klass)
   g_object_class_install_properties (object_class, LAST_PROP, properties);
 }
 
-void
-gtk_style_context_clear_property_cache (GtkStyleContext *context)
-{
-  GtkStyleContextPrivate *priv = context->priv;
-  guint i;
-
-  for (i = 0; i < priv->property_cache->len; i++)
-    {
-      PropertyValue *node = &g_array_index (priv->property_cache, PropertyValue, i);
-
-      g_param_spec_unref (node->pspec);
-      g_value_unset (&node->value);
-    }
-
-  g_array_set_size (priv->property_cache, 0);
-}
-
 static void
 gtk_style_context_pop_style_node (GtkStyleContext *context)
 {
@@ -321,8 +303,6 @@ gtk_style_context_init (GtkStyleContext *context)
   if (priv->screen == NULL)
     g_error ("Can't create a GtkStyleContext without a display connection");
 
-  priv->property_cache = g_array_new (FALSE, FALSE, sizeof (PropertyValue));
-
   gtk_style_context_set_cascade (context,
                                  _gtk_settings_get_style_cascade (gtk_settings_get_for_screen 
(priv->screen), 1));
 
@@ -357,9 +337,6 @@ gtk_style_context_finalize (GObject *object)
 
   g_object_unref (priv->cssnode);
 
-  gtk_style_context_clear_property_cache (context);
-  g_array_free (priv->property_cache, TRUE);
-
   G_OBJECT_CLASS (gtk_style_context_parent_class)->finalize (object);
 }
 
diff --git a/gtk/gtkstylecontextprivate.h b/gtk/gtkstylecontextprivate.h
index 45ecda4..1bb4334 100644
--- a/gtk/gtkstylecontextprivate.h
+++ b/gtk/gtkstylecontextprivate.h
@@ -53,7 +53,6 @@ const GValue * _gtk_style_context_peek_style_property        (GtkStyleContext *c
                                                               GParamSpec      *pspec);
 void            gtk_style_context_validate                   (GtkStyleContext *context,
                                                               GtkCssStyleChange *change);
-void            gtk_style_context_clear_property_cache       (GtkStyleContext *context);
 gboolean       _gtk_style_context_check_region_name          (const gchar     *str);
 
 gboolean       _gtk_style_context_resolve_color              (GtkStyleContext    *context,