No not totally, but it is "English happiness" not anyone elses definition.
Upper Class and Bourgeois English happiness, get it right
As far as Jeremy Bentham (and Robert Malthus) was concerned those were the same thing. The poors weren't English back then, no?*
I must say I find modern Utilitarianism a rather sad failure, though I can't think of anyone who fits that makes that description other than Peter Singer and as he thinks it is okay to commit infanticide on babies who have down syndrome that shows...
* (Just in case you didn't figure, I was trying to Quote Nietzsche on this very subject. So there.
)