data_parallel_model names fix
data_parallel_model names fix

Summary: Updated usage of deprecated functions in data_parallel_model.py

Reviewed By: akyrola

Differential Revision: D5738512

fbshipit-source-id: a7767e518da777ece058bcad480e5df1d91e9b42

davinwang/caffe2,Yangqing/caffe2,sf-wind/caffe2,sf-wind/caffe2,pietern/caffe2,davinwang/caffe2,pietern/caffe2,davinwang/caffe2,sf-wind/caffe2,xzturn/caffe2,Yangqing/caffe2,caffe2/caffe2,Yangqing/caffe2,xzturn/caffe2,pietern/caffe2,Yangqing/caffe2,xzturn/caffe2,xzturn/caffe2,davinwang/caffe2,xzturn/caffe2,pietern/caffe2,sf-wind/caffe2,pietern/caffe2,davinwang/caffe2,sf-wind/caffe2,Yangqing/caffe2