Fix argument of make_data_default.
Fix argument of make_data_default.

wkentaro/chainer,jnishi/chainer,hvy/chainer,jnishi/chainer,keisuke-umezawa/chainer,jnishi/chainer,ronekko/chainer,niboshi/chainer,cupy/cupy,delta2323/chainer,ysekky/chainer,hvy/chainer,ktnyt/chainer,cupy/cupy,rezoo/chainer,ktnyt/chainer,hvy/chainer,cupy/cupy,ktnyt/chainer,niboshi/chainer,anaruse/chainer,hvy/chainer,chainer/chainer,kiyukuta/chainer,okuta/chainer,keisuke-umezawa/chainer,kashif/chainer,wkentaro/chainer,ktnyt/chainer,okuta/chainer,niboshi/chainer,keisuke-umezawa/chainer,keisuke-umezawa/chainer,niboshi/chainer,chainer/chainer,wkentaro/chainer,okuta/chainer,tkerola/chainer,okuta/chainer,chainer/chainer,pfnet/chainer,aonotas/chainer,jnishi/chainer,wkentaro/chainer,cupy/cupy,chainer/chainer