[gtk/wip/carlosg/font-settings-lookups-3-24] gdk/wayland: Look for font settings recursively

[Carlos Garnacho <carlosg src gnome org>]

commit 4d30400987d013b410bdff33f92bf67e2b814aa9
Author: Carlos Garnacho <carlosg gnome org>
Date:   Thu Feb 18 16:26:50 2021 +0100

    gdk/wayland: Look for font settings recursively
    
    Use the infrastructure already available to look up keys, instead.
    This does the right thing and looks up the setting across all
    sources.
    
    Fixes: https://gitlab.gnome.org/GNOME/gtk/-/issues/3680

 gdk/wayland/gdkscreen-wayland.c | 10 +++-------
 1 file changed, 3 insertions(+), 7 deletions(-)
---
diff --git a/gdk/wayland/gdkscreen-wayland.c b/gdk/wayland/gdkscreen-wayland.c
index e52f9171c7..084c1e3d19 100644
--- a/gdk/wayland/gdkscreen-wayland.c
+++ b/gdk/wayland/gdkscreen-wayland.c
@@ -380,15 +380,11 @@ update_xft_settings (GdkScreen *screen)
     }
   else
     {
-      GSettingsSchemaSource *source;
-      GSettingsSchema *schema;
+      TranslationEntry *entry;
 
-      source = g_settings_schema_source_get_default ();
-      schema = g_settings_schema_source_lookup (source,
-                                                "org.gnome.desktop.interface",
-                                                FALSE);
+      entry = find_translation_entry_by_schema ("org.gnome.desktop.interface", "font-antialiasing");
 
-      if (schema && g_settings_schema_has_key (schema, "font-antialiasing"))
+      if (entry && entry->valid)
         {
           settings = g_hash_table_lookup (screen_wayland->settings,
                                           "org.gnome.desktop.interface");