Swap constructor and destructor definition
Swap constructor and destructor definition

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