Revert "TGUI alerts, lists, inputs"

code/modules/food_and_drinks/kitchen_machinery/food_cart.dm

@@ -122,7 +122,7 @@
 				log_combat(usr, src, "dispensed [O] from", null, "with [stored_food[href_list["dispense"]]] remaining")
 
 	if(href_list["portion"])
-		portion = clamp(tgui_input_num(usr, "How much drink do you want to dispense per glass?"), 0, 50)
+		portion = clamp(input("How much drink do you want to dispense per glass?") as num|null, 0, 50)
 
 		if (isnull(portion))
 			return

code/modules/food_and_drinks/kitchen_machinery/smartfridge.dm

@@ -213,7 +213,7 @@
 			if (params["amount"])
 				desired = text2num(params["amount"])
 			else
-				desired = tgui_input_num(usr, "How many items?", "How many items would you like to take out?", 1)
+				desired = input("How many items?", "How many items would you like to take out?", 1) as null|num
 
 			if(QDELETED(src) || QDELETED(usr) || !usr.Adjacent(src)) // Sanity checkin' in case stupid stuff happens while we wait for input()
 				return FALSE

code/modules/food_and_drinks/pizzabox.dm

@@ -123,7 +123,7 @@
 				update_icon()
 				return
 			else
-				bomb_timer = tgui_input_num(user, "Set the [bomb] timer from [BOMB_TIMER_MIN] to [BOMB_TIMER_MAX].", bomb, bomb_timer)
+				bomb_timer = input(user, "Set the [bomb] timer from [BOMB_TIMER_MIN] to [BOMB_TIMER_MAX].", bomb, bomb_timer) as num
 				bomb_timer = clamp(CEILING(bomb_timer / 2, 1), BOMB_TIMER_MIN, BOMB_TIMER_MAX)
 				bomb_defused = FALSE