Use newly introduced device conversion
Use newly introduced device conversion

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