Actually, we don't know that. It is likely he's going to be more "bromantic" towards a possible male PC love interest. He has been taught to treat women one way, and men another - that wouldn't change if he was bisexual.
You know, for some reason I'm reminded of a quote I saw that was attributed to the Milk
mSmug: ...and Corso, one of these days you'll have my babies.
Corso: Not sure it works that way, Captain.
mSmug: You don't know until you try.
I don't know ._. it could be funny, but I'm not funny.