To be in favor of DADT is not being anti-gay. It is the way of the Military, and it has worked. To now force the Military to become PC is likely to see a reduction in volunteers.
Hence, this could be the exact intent of this repeal, to force a draft.
To reinstate the draft will bring about massive backpedaling in the gay community - in the way of, “No, I said I love men in uniform. I didn’t say I wanted to BE a man in uniform.” The fact that they are also clamoring for no segregation, means no combat exemptions... it is always the unintended consequences that get ya...