Revert "Merge pull request #7021 from toslunar/skip-np1_16_3"
Revert "Merge pull request #7021 from toslunar/skip-np1_16_3"

This reverts commit 1a6e78c0060d957b5d87e45ddbd448272c7edee8, reversing
changes made to 65f15e872c0d734c18f6e912aee8588bea5dcbf9.

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