'Accept the transfer of a volume for a new user/project.'

def accept_transfer(self, context, volume, new_user, new_project):

    backing = self.volumeops.get_backing(volume.name)
    if backing:
        dc = self.volumeops.get_dc(backing)
        new_folder = self._get_volume_group_folder(dc, new_project)
        self.volumeops.move_backing_to_folder(backing, new_folder)
