It would appear so, according to this tweet:
@DCAgenda: Cast your vote now: Should we continue as DC Agenda or resume using Washington Blade? Please use hashtag #namevote
The folks at DC Agenda have consistently said they intend to keep their new name, but now that the paper’s owners now have the assets of the Washington Blade, there may be a change of heart.
The early support appears to be for going back to the Blade.