[gtk/matthiasc/for-main: 1/2] Revert "fontchoserwidget: Do our own face filtering"

[Matthias Clasen <matthiasc src gnome org>]

commit 4db60fa5a8ba3e85ea1bab1aa58045d4b45e7dec
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Jan 1 15:35:23 2022 -0500

    Revert "fontchoserwidget: Do our own face filtering"
    
    This reverts commit b7b6c147f9aba32047ac157e825d5517ac92a4ed.
    
    This was premature.

 gtk/gtkfontchooserwidget.c | 64 ++--------------------------------------------
 1 file changed, 2 insertions(+), 62 deletions(-)
---
diff --git a/gtk/gtkfontchooserwidget.c b/gtk/gtkfontchooserwidget.c
index 7faa68ba59..674349f418 100644
--- a/gtk/gtkfontchooserwidget.c
+++ b/gtk/gtkfontchooserwidget.c
@@ -1131,66 +1131,6 @@ add_to_fontlist (GtkWidget     *widget,
     return G_SOURCE_CONTINUE;
 }
 
-/* Only show one face with a given face name.
- * Prefer a variable face over a non-variable one.
- */
-static gboolean
-filter_face_func (gpointer item,
-                  gpointer user_data)
-{
-  PangoFontFace *face = item;
-  PangoFontFamily *family;
-  int val;
-
-  val = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (face), "gtk-font-chooser-show"));
-  if (val)
-    return val > 0;
-
-  family = pango_font_face_get_family (face);
-  for (int i = 0; i < g_list_model_get_n_items (G_LIST_MODEL (family)); i++)
-    {
-      PangoFontFace *face2 = g_list_model_get_item (G_LIST_MODEL (family), i);
-
-      g_object_unref (face2);
-
-      if (face2 == face ||
-          strcmp (pango_font_face_get_face_name (face),
-                  pango_font_face_get_face_name (face2)) != 0)
-        continue;
-
-      val = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (face2), "gtk-font-chooser-show"));
-      if (val < 0)
-        continue;
-
-      if (val > 0)
-        {
-          g_object_set_data (G_OBJECT (face), "gtk-font-chooser-show", GINT_TO_POINTER (-1));
-          return FALSE;
-        }
-
-#if PANGO_VERSION_CHECK (1,52,0)
-      if (pango_font_face_is_variable (face2))
-        {
-          g_object_set_data (G_OBJECT (face2), "gtk-font-chooser-show", GINT_TO_POINTER (1));
-          g_object_set_data (G_OBJECT (face), "gtk-font-chooser-show", GINT_TO_POINTER (-1));
-          return FALSE;
-        }
-      else
-#endif
-        g_object_set_data (G_OBJECT (face2), "gtk-font-chooser-show", GINT_TO_POINTER (-1));
-    }
-
-  g_object_set_data (G_OBJECT (face), "gtk-font-chooser-show", GINT_TO_POINTER (1));
-  return TRUE;
-}
-
-static gpointer
-map_family_list (gpointer item,
-                 gpointer user_data)
-{
-  return G_LIST_MODEL (gtk_filter_list_model_new (g_object_ref (G_LIST_MODEL (item)), GTK_FILTER 
(gtk_custom_filter_new (filter_face_func, NULL, NULL))));
-}
-
 static void
 update_fontlist (GtkFontChooserWidget *self)
 {
@@ -1202,9 +1142,9 @@ update_fontlist (GtkFontChooserWidget *self)
     fontmap = pango_cairo_font_map_get_default ();
 
   if ((self->level & GTK_FONT_CHOOSER_LEVEL_STYLE) == 0)
-    model = G_LIST_MODEL (fontmap);
+    model = g_object_ref (G_LIST_MODEL (fontmap));
   else
-    model = G_LIST_MODEL (gtk_flatten_list_model_new (G_LIST_MODEL (gtk_map_list_model_new (g_object_ref 
(G_LIST_MODEL (fontmap)), map_family_list, NULL, NULL))));
+    model = G_LIST_MODEL (gtk_flatten_list_model_new (G_LIST_MODEL (g_object_ref (fontmap))));
 
   model = G_LIST_MODEL (gtk_slice_list_model_new (model, 0, 20));
   gtk_widget_add_tick_callback (GTK_WIDGET (self), add_to_fontlist, g_object_ref (model), g_object_unref);