Fix lint error [whitespace/braces]
Fix lint error [whitespace/braces]

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