He doesn't sashay around in BDSM, or drag clothing. That's what it means. He looks like a not gay person. He's like the Uncle Tom if gays. Trying to be like the cis people for acceptance.
I assume this is what it means at least.
It is certainly not enough to be black, gay, hispanic, <insert oppressed class here>..you have to be the correct kind or you open yourself up to unfettered racism, bigotry, and homophobia from the left.