[gnome-panel/gnome-3-20] disable scaling support in GTK+

[Alberts Muktupāvels <muktupavels src gnome org>]

commit c8737e234d0edca6c6f39beaff78fcc7daae3f6a
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Fri Aug 12 13:49:29 2016 +0300

    disable scaling support in GTK+

 gnome-panel/main.c             |    4 ++++
 libpanel-applet/panel-applet.c |    3 +++
 2 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/gnome-panel/main.c b/gnome-panel/main.c
index 683ad04..4409b17 100644
--- a/gnome-panel/main.c
+++ b/gnome-panel/main.c
@@ -13,6 +13,7 @@
 
 #include <glib/gi18n.h>
 #include <glib-unix.h>
+#include <gtk/gtkx.h>
 
 #include <libpanel-util/panel-cleanup.h>
 #include <libpanel-util/panel-glib.h>
@@ -147,6 +148,9 @@ main (int argc, char **argv)
 
        gtk_init (&argc, &argv);
 
+       /* FIXME: High dpi scaling does not work... */
+       gdk_x11_display_set_window_scale (gdk_display_get_default (), 1);
+
        g_unix_signal_add (SIGTERM, on_term_signal, NULL);
        g_unix_signal_add (SIGINT, on_int_signal, NULL);
 
diff --git a/libpanel-applet/panel-applet.c b/libpanel-applet/panel-applet.c
index 7a10ef2..16ca456 100644
--- a/libpanel-applet/panel-applet.c
+++ b/libpanel-applet/panel-applet.c
@@ -1752,6 +1752,9 @@ panel_applet_init (PanelApplet *applet)
        gtk_style_context_add_class (context, GTK_STYLE_CLASS_HORIZONTAL);
 
        panel_applet_composited_changed (GTK_WIDGET (applet));
+
+       /* FIXME: High dpi scaling does not work... */
+       gdk_x11_display_set_window_scale (gdk_display_get_default (), 1);
 }
 
 static GObject *