Use testing.all_dtypes for dtype test
Use testing.all_dtypes for dtype test

keisuke-umezawa/chainer,chainer/chainer,jnishi/chainer,okuta/chainer,jnishi/chainer,hvy/chainer,wkentaro/chainer,pfnet/chainer,ktnyt/chainer,hvy/chainer,chainer/chainer,ktnyt/chainer,ktnyt/chainer,okuta/chainer,wkentaro/chainer,keisuke-umezawa/chainer,keisuke-umezawa/chainer,keisuke-umezawa/chainer,niboshi/chainer,wkentaro/chainer,niboshi/chainer,okuta/chainer,chainer/chainer,hvy/chainer,niboshi/chainer,wkentaro/chainer,niboshi/chainer,okuta/chainer,tkerola/chainer,chainer/chainer,jnishi/chainer,hvy/chainer,ktnyt/chainer,jnishi/chainer