You should be able to use source control or some other kind of diffchecker tool to find which files were changed.
For fixing online pressed inputs: "obj_game: Step", "game_local_input", "game_local_input_online", "game_local_input_online_with_cpu", "game_local_input_write", "ggmr_session_advance_frame", and "ggmr_session_input_add_local".
For touchscreen buttons: "obj_touch_button: User Event 0".