[gtk/wip/nacho/associated-device] gdkdevice: use g_set_object to set the associated device

[Ignacio Casal Quinteiro <icq src gnome org>]

commit 3ca3d7efeff9dcdad713e8f4f8179e662b8959d0
Author: Ignacio Casal Quinteiro <qignacio amazon com>
Date:   Thu Jan 7 16:13:39 2021 +0100

    gdkdevice: use g_set_object to set the associated device

 gdk/gdkdevice.c | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)
---
diff --git a/gdk/gdkdevice.c b/gdk/gdkdevice.c
index 34506fcd37..f96dbc5e65 100644
--- a/gdk/gdkdevice.c
+++ b/gdk/gdkdevice.c
@@ -611,17 +611,7 @@ _gdk_device_set_associated_device (GdkDevice *device,
   g_return_if_fail (GDK_IS_DEVICE (device));
   g_return_if_fail (associated == NULL || GDK_IS_DEVICE (associated));
 
-  if (device->associated == associated)
-    return;
-
-  if (device->associated)
-    {
-      g_object_unref (device->associated);
-      device->associated = NULL;
-    }
-
-  if (associated)
-    device->associated = g_object_ref (associated);
+  g_set_object (&device->associated, associated);
 }
 
 /*