types/wlr_virtual_pointer_v1: remove destroy event

The destroy event from the pointer base wlr_input_device must be used

include/wlr/types/wlr_virtual_pointer_v1.h

@@ -35,10 +35,6 @@ struct wlr_virtual_pointer_v1 {
 	bool axis_valid[2];
 
 	struct wl_list link;
-
-	struct {
-		struct wl_signal destroy; // struct wlr_virtual_pointer_v1*
-	} events;
 };
 
 struct wlr_virtual_pointer_v1_new_pointer_event {

types/wlr_virtual_pointer_v1.c

@@ -199,8 +199,6 @@ static void virtual_pointer_destroy_resource(struct wl_resource *resource) {
 		return;
 	}
 
-	wlr_signal_emit_safe(&pointer->events.destroy, pointer);
-
 	wlr_pointer_finish(&pointer->pointer);
 
 	wl_resource_set_user_data(pointer->resource, NULL);
@@ -278,7 +276,6 @@ static void virtual_pointer_manager_create_virtual_pointer_with_output(
 	}
 
 	virtual_pointer->resource = pointer_resource;
-	wl_signal_init(&virtual_pointer->events.destroy);
 
 	wl_list_insert(&manager->virtual_pointers, &virtual_pointer->link);
 	wlr_signal_emit_safe(&manager->events.new_virtual_pointer, &event);