Fix second argument of reraise
Fix second argument of reraise

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