Consider that this two term limit was a clause in constitution and is now being removed. Who is going to put them back, possibly decades after, and how are they

Consider that this two term limit was a clause in constitution and is now being removed. Who is going to put them back, possibly decades after, and how are they going to enforce it? Let's say Xi has hypothetic son Xiao, a spoiled brat whom he's going to pass on the country in 2042. What are the chances that he'll be stopped by such a clause when he removed the terms limit in the first place?