shell: Use a busy cursor animation for unresponsive surfaces
diff --git a/clients/window.c b/clients/window.c
index 6b36c84..36d8613 100644
--- a/clients/window.c
+++ b/clients/window.c
@@ -2084,6 +2084,12 @@
 	*y = input->sy;
 }
 
+struct display *
+input_get_display(struct input *input)
+{
+	return input->display;
+}
+
 struct wl_seat *
 input_get_seat(struct input *input)
 {