/* generic update flush, reads from context Screen (layers) and scene */
/* this is for compliancy, later it can do all windows etc */
-void ED_anim_dag_flush_update(bContext *C)
+void ED_anim_dag_flush_update(const bContext *C)
{
Scene *scene= CTX_data_scene(C);
bScreen *screen= CTX_wm_screen(C);