Exit when running example with unsupported ChainerX device
Exit when running example with unsupported ChainerX device

hvy/chainer,wkentaro/chainer,niboshi/chainer,wkentaro/chainer,keisuke-umezawa/chainer,chainer/chainer,okuta/chainer,hvy/chainer,niboshi/chainer,niboshi/chainer,wkentaro/chainer,okuta/chainer,chainer/chainer,okuta/chainer,pfnet/chainer,wkentaro/chainer,okuta/chainer,hvy/chainer,keisuke-umezawa/chainer,niboshi/chainer,chainer/chainer,keisuke-umezawa/chainer,chainer/chainer,keisuke-umezawa/chainer,hvy/chainer