[gtk/kill-register-surface: 5/10] tooltip: Stop using gdk_surface_get_user_data

[Matthias Clasen <matthiasc src gnome org>]

commit 16f0995041cfa640baea7f706ab89d97235fe845
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Feb 23 16:55:20 2019 -0500

    tooltip: Stop using gdk_surface_get_user_data
    
    Use gtk_root_get_for_surface instead.

 gtk/gtktooltip.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtktooltip.c b/gtk/gtktooltip.c
index 592d56d88a..ee37687b68 100644
--- a/gtk/gtktooltip.c
+++ b/gtk/gtktooltip.c
@@ -35,6 +35,7 @@
 #include "gtkwindowprivate.h"
 #include "gtkwidgetprivate.h"
 #include "gtkaccessible.h"
+#include "gtkroot.h"
 
 #ifdef GDK_WINDOWING_WAYLAND
 #include "wayland/gdkwayland.h"
@@ -428,7 +429,7 @@ _gtk_widget_find_at_coords (GdkSurface *surface,
 
   g_return_val_if_fail (GDK_IS_SURFACE (surface), NULL);
 
-  gdk_surface_get_user_data (surface, (void **)&event_widget);
+  event_widget = gtk_root_get_for_surface (surface);
 
   if (!event_widget)
     return NULL;
@@ -499,7 +500,7 @@ gtk_tooltip_set_last_surface (GtkTooltip *tooltip,
                               (gpointer *) &tooltip->last_surface);
 
   if (surface)
-    gdk_surface_get_user_data (surface, (gpointer *) &window_widget);
+    window_widget = gtk_root_get_for_surface (surface);
 
   if (window_widget)
     window_widget = gtk_widget_get_toplevel (window_widget);