Way to blow up a point into absurd! Nabokov wrote about tiring of specific patterns and cliches obviously
If the problem is not the soulful prostitutes per se, but something more specific that makes it cliche, I think the quoted phrase could have expressed that better.
That doesn't mean one cannot find Flanderization to be annoying, not even a decade (at least) before the character after which that TV Tropes entry was named, was created.