gesture: Don't leak target widgets

This was broken when we started tracking event targets
in dcbecdac31181854451e.

Fixes: #2801

diff --git a/gtk/gtkgesture.c b/gtk/gtkgesture.c
index 8ef4440b58bac2420c0c5abb12dfefe8866b15f7..a95498872f9108052be4e24a72d44821e54efa89 100644 (file)
--- a/gtk/gtkgesture.c
+++ b/gtk/gtkgesture.c
@@ -501,7 +501,7 @@ _gtk_gesture_update_point (GtkGesture     *gesture,
     gdk_event_unref (data->event);
 
   data->event = gdk_event_ref ((GdkEvent *)event);
-  data->target = g_object_ref (target);
+  g_set_object (&data->target, target);
   _update_touchpad_deltas (data);
   data->widget_x = x + data->accum_dx;
   data->widget_y = y + data->accum_dy;