[gtk+] immodule: Avoid GdkScreen api

[Matthias Clasen <matthiasc src gnome org>]

commit 297889e080234a2cc9427cd3711e92a9817fd1b2
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Oct 30 19:27:36 2017 -0400

    immodule: Avoid GdkScreen api
    
    Another place where it is not needed.

 gtk/gtkimmodule.c |    7 ++-----
 1 files changed, 2 insertions(+), 5 deletions(-)
---
diff --git a/gtk/gtkimmodule.c b/gtk/gtkimmodule.c
index ea1990b..f3f2540 100644
--- a/gtk/gtkimmodule.c
+++ b/gtk/gtkimmodule.c
@@ -874,7 +874,6 @@ _gtk_im_module_get_default_context_id (void)
   gint i;
   gchar *tmp_locale, *tmp, **immodules;
   const gchar *envvar;
-  GdkScreen *screen;
   GtkSettings *settings;
 
   if (!contexts_hash)
@@ -891,10 +890,8 @@ _gtk_im_module_get_default_context_id (void)
           return context_id;
     }
 
-  /* Check if the certain immodule is set in XSETTINGS.
-   */
-  screen = gdk_screen_get_default ();
-  settings = gtk_settings_get_for_screen (screen);
+  /* Check if the certain immodule is set in XSETTINGS. */
+  settings = gtk_settings_get_default ();
   g_object_get (G_OBJECT (settings), "gtk-im-module", &tmp, NULL);
   if (tmp)
     {