You gave the definition. They don't have to be exactly equivalent to fit your definition. Further, you might think they're totally different, but many others would be equally offended by either.
Yes, because public urination leaves behind a smelly mess, and public breastfeeding..... offends the sensibilities of idiots.
Did the patrons of the cafe have the right to not be offended by her publicly breastfeeding?
I question the mentality of anybody offended by modest breastfeeding in public. They are DISTURBED!
OMG! A baby is SUCKING on her NIPPLES!!! Get the religious police! Put her in a burkah!!!