Fix link error in op_proto_test.
Fix link error in op_proto_test.

jacquesqiao/Paddle,putcn/Paddle,hedaoyuan/Paddle,PaddlePaddle/Paddle,lcy-seso/Paddle,reyoung/Paddle,QiJune/Paddle,chengduoZH/Paddle,Canpio/Paddle,lcy-seso/Paddle,luotao1/Paddle,Canpio/Paddle,QiJune/Paddle,jacquesqiao/Paddle,lcy-seso/Paddle,pengli09/Paddle,QiJune/Paddle,tensor-tang/Paddle,yu239/Paddle,Canpio/Paddle,lispc/Paddle,luotao1/Paddle,luotao1/Paddle,Canpio/Paddle,lispc/Paddle,lispc/Paddle,putcn/Paddle,pengli09/Paddle,hedaoyuan/Paddle,lcy-seso/Paddle,QiJune/Paddle,reyoung/Paddle,chengduoZH/Paddle,pengli09/Paddle,PaddlePaddle/Paddle,PaddlePaddle/Paddle,pkuyym/Paddle,yu239/Paddle,pengli09/Paddle,lcy-seso/Paddle,baidu/Paddle,putcn/Paddle,pengli09/Paddle,baidu/Paddle,baidu/Paddle,Canpio/Paddle,pkuyym/Paddle,pkuyym/Paddle,PaddlePaddle/Paddle,yu239/Paddle,hedaoyuan/Paddle,Canpio/Paddle,lispc/Paddle,Canpio/Paddle,jacquesqiao/Paddle,yu239/Paddle,lispc/Paddle,putcn/Paddle,yu239/Paddle,tensor-tang/Paddle,putcn/Paddle,reyoung/Paddle,luotao1/Paddle,pkuyym/Paddle,luotao1/Paddle,luotao1/Paddle,pengli09/Paddle,yu239/Paddle,pkuyym/Paddle,jacquesqiao/Paddle,pkuyym/Paddle,hedaoyuan/Paddle,pengli09/Paddle,tensor-tang/Paddle,QiJune/Paddle,chengduoZH/Paddle,reyoung/Paddle,Canpio/Paddle,pengli09/Paddle,putcn/Paddle,chengduoZH/Paddle,lispc/Paddle,chengduoZH/Paddle,PaddlePaddle/Paddle,yu239/Paddle,lispc/Paddle,baidu/Paddle,luotao1/Paddle,lcy-seso/Paddle,hedaoyuan/Paddle,jacquesqiao/Paddle,hedaoyuan/Paddle,jacquesqiao/Paddle,baidu/Paddle,tensor-tang/Paddle,hedaoyuan/Paddle,reyoung/Paddle,hedaoyuan/Paddle,PaddlePaddle/Paddle,reyoung/Paddle,lispc/Paddle,yu239/Paddle,tensor-tang/Paddle,QiJune/Paddle,PaddlePaddle/Paddle