gtkwidget: Do not listen to notifications from nonexistent properties

The GtkEventController event mask is private, and set early by GtkGesture
implementations. Being this private data, there is no corresponding
property, so this code is a no-op, there is just no need to listen to
changes there.

diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index 17cd274e78d423348e525b850bd56ef812a55238..7f39e354252750ac45cb801f8912ff247712ec49 100644 (file)
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -478,7 +478,6 @@ typedef struct {
 
 typedef struct {
   GtkEventController *controller;
-  guint evmask_notify_id;
   guint grab_notify_id;
   guint sequence_state_changed_id;
 } EventControllerData;
@@ -17113,14 +17112,6 @@ _gtk_widget_update_evmask (GtkWidget *widget)
     }
 }
 
-static void
-event_controller_notify_event_mask (GtkEventController *controller,
-                                    GParamSpec         *pspec,
-                                    GtkWidget          *widget)
-{
-  _gtk_widget_update_evmask (widget);
-}
-
 static void
 event_controller_sequence_state_changed (GtkGesture            *gesture,
                                          GdkEventSequence      *sequence,
@@ -17186,9 +17177,6 @@ _gtk_widget_add_controller (GtkWidget          *widget,
 
   data = g_new0 (EventControllerData, 1);
   data->controller = controller;
-  data->evmask_notify_id =
-    g_signal_connect (controller, "notify::event-mask",
-                      G_CALLBACK (event_controller_notify_event_mask), widget);
   data->grab_notify_id =
     g_signal_connect (widget, "grab-notify",
                       G_CALLBACK (event_controller_grab_notify), data);
@@ -17226,7 +17214,6 @@ _gtk_widget_remove_controller (GtkWidget          *widget,
   if (g_signal_handler_is_connected (widget, data->grab_notify_id))
     g_signal_handler_disconnect (widget, data->grab_notify_id);
 
-  g_signal_handler_disconnect (data->controller, data->evmask_notify_id);
   g_signal_handler_disconnect (data->controller, data->sequence_state_changed_id);
   data->controller = NULL;
 }