remove useless code (#9886)
remove useless code (#9886)


szha/mxnet,rahul003/mxnet,dmlc/mxnet,apache/incubator-mxnet,DickJC123/mxnet,eric-haibin-lin/mxnet,TuSimple/mxnet,sxjscience/mxnet,ptrendx/mxnet,tornadomeet/mxnet,indhub/mxnet,leezu/mxnet,ptrendx/mxnet,mbaijal/incubator-mxnet,CodingCat/mxnet,DickJC123/mxnet,eric-haibin-lin/mxnet,fullfanta/mxnet,jamesliu/mxnet,yajiedesign/mxnet,tornadomeet/mxnet,leezu/mxnet,yajiedesign/mxnet,reminisce/mxnet,precedenceguo/mxnet,eric-haibin-lin/mxnet,luoyetx/mxnet,ForkedReposBak/mxnet,LinkHS/incubator-mxnet,precedenceguo/mxnet,zhreshold/mxnet,navrasio/mxnet,sxjscience/mxnet,jamesliu/mxnet,leezu/mxnet,jamesliu/mxnet,tlby/mxnet,apache/incubator-mxnet,LinkHS/incubator-mxnet,rahul003/mxnet,TuSimple/mxnet,tornadomeet/mxnet,dmlc/mxnet,ptrendx/mxnet,tlby/mxnet,eric-haibin-lin/mxnet,mbaijal/incubator-mxnet,eric-haibin-lin/mxnet,ptrendx/mxnet,yajiedesign/mxnet,indhub/mxnet,reminisce/mxnet,sxjscience/mxnet,jamesliu/mxnet,tlby/mxnet,zhreshold/mxnet,reminisce/mxnet,tornadomeet/mxnet,ForkedReposBak/mxnet,dmlc/mxnet,leezu/mxnet,mbaijal/incubator-mxnet,leezu/mxnet,indhub/mxnet,luoyetx/mxnet,precedenceguo/mxnet,zhreshold/mxnet,szha/mxnet,apache/incubator-mxnet,navrasio/mxnet,TuSimple/mxnet,ptrendx/mxnet,fullfanta/mxnet,navrasio/mxnet,leezu/mxnet,luoyetx/mxnet,zhreshold/mxnet,TuSimple/mxnet,larroy/mxnet,jiajiechen/mxnet,navrasio/mxnet,tlby/mxnet,ptrendx/mxnet,navrasio/mxnet,indhub/mxnet,zhreshold/mxnet,dmlc/mxnet,luoyetx/mxnet,TuSimple/mxnet,sxjscience/mxnet,larroy/mxnet,fullfanta/mxnet,dmlc/mxnet,larroy/mxnet,ForkedReposBak/mxnet,tornadomeet/mxnet,jiajiechen/mxnet,szha/mxnet,dmlc/mxnet,szha/mxnet,luoyetx/mxnet,szha/mxnet,sxjscience/mxnet,dmlc/mxnet,zhreshold/mxnet,TuSimple/mxnet,rahul003/mxnet,jiajiechen/mxnet,LinkHS/incubator-mxnet,jiajiechen/mxnet,LinkHS/incubator-mxnet,tlby/mxnet,tlby/mxnet,ForkedReposBak/mxnet,tornadomeet/mxnet,ForkedReposBak/mxnet,navrasio/mxnet,dmlc/mxnet,LinkHS/incubator-mxnet,navrasio/mxnet,precedenceguo/mxnet,CodingCat/mxnet,TuSimple/mxnet,eric-haibin-lin/mxnet,DickJC123/mxnet,navrasio/mxnet,CodingCat/mxnet,LinkHS/incubator-mxnet,reminisce/mxnet,eric-haibin-lin/mxnet,sxjscience/mxnet,mbaijal/incubator-mxnet,mbaijal/incubator-mxnet,LinkHS/incubator-mxnet,jiajiechen/mxnet,eric-haibin-lin/mxnet,precedenceguo/mxnet,szha/mxnet,yajiedesign/mxnet,reminisce/mxnet,indhub/mxnet,leezu/mxnet,precedenceguo/mxnet,tornadomeet/mxnet,CodingCat/mxnet,LinkHS/incubator-mxnet,sxjscience/mxnet,ptrendx/mxnet,jamesliu/mxnet,mbaijal/incubator-mxnet,DickJC123/mxnet,rahul003/mxnet,dmlc/mxnet,jamesliu/mxnet,jamesliu/mxnet,leezu/mxnet,leezu/mxnet,larroy/mxnet,ForkedReposBak/mxnet,tlby/mxnet,TuSimple/mxnet,apache/incubator-mxnet,rahul003/mxnet,mbaijal/incubator-mxnet,reminisce/mxnet,zhreshold/mxnet,larroy/mxnet,CodingCat/mxnet,CodingCat/mxnet,reminisce/mxnet,CodingCat/mxnet,rahul003/mxnet,rahul003/mxnet,tornadomeet/mxnet,fullfanta/mxnet,luoyetx/mxnet,CodingCat/mxnet,fullfanta/mxnet,reminisce/mxnet,mbaijal/incubator-mxnet,reminisce/mxnet,yajiedesign/mxnet,rahul003/mxnet,ptrendx/mxnet,yajiedesign/mxnet,szha/mxnet,luoyetx/mxnet,jiajiechen/mxnet,mbaijal/incubator-mxnet,larroy/mxnet,ptrendx/mxnet,szha/mxnet,luoyetx/mxnet,jiajiechen/mxnet,jiajiechen/mxnet,zhreshold/mxnet,yajiedesign/mxnet,TuSimple/mxnet,navrasio/mxnet,szha/mxnet,TuSimple/mxnet,tlby/mxnet,indhub/mxnet,tornadomeet/mxnet,luoyetx/mxnet,jamesliu/mxnet,yajiedesign/mxnet,sxjscience/mxnet,indhub/mxnet,precedenceguo/mxnet,larroy/mxnet,tlby/mxnet,ptrendx/mxnet,sxjscience/mxnet,fullfanta/mxnet,fullfanta/mxnet,LinkHS/incubator-mxnet,fullfanta/mxnet,tlby/mxnet,larroy/mxnet,indhub/mxnet,precedenceguo/mxnet,ForkedReposBak/mxnet,eric-haibin-lin/mxnet,jiajiechen/mxnet,ForkedReposBak/mxnet,yajiedesign/mxnet,jamesliu/mxnet,indhub/mxnet,reminisce/mxnet,fullfanta/mxnet,ForkedReposBak/mxnet,rahul003/mxnet,precedenceguo/mxnet,CodingCat/mxnet,larroy/mxnet,zhreshold/mxnet