Checks performance regression for resnet50.
Checks performance regression for resnet50.

Summary: Guard operator execution times by leveraging ProfDagNet generated statistics.

Reviewed By: akyrola

Differential Revision: D5065462

fbshipit-source-id: b480a5083eb557a09eeb3fdbb5d54ff16ed923c7

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