Tensor dims() -> sizes() (caffe2/operators) - 5/5 (pytorch#13032)

Summary:
Pull Request resolved: pytorch#13032

Codemod generated with clangr shard mode, 25 files per diff, for renaming dims() to sizes()

Reviewed By: ezyang

Differential Revision: D10476235

fbshipit-source-id: 263ad75689d864b414dae63cb9a30cb3285dae31

caffe2/operators/weighted_sample_op.cc

@@ -24,8 +24,8 @@ bool WeightedSampleOp<float, CPUContext>::RunOnDevice() {
     if (InputSize() == 2) {
       auto& values = Input(1);
       CAFFE_ENFORCE_EQ(
-          weights.dims(),
-          values.dims(),
+          weights.sizes(),
+          values.sizes(),
           "The sampling weights tensor and the sampling values tensor must have the same dimensions.");
       mat_values = values.template data<float>();
       auto* out_value = Output(1);