message: Removed the unused code from the file.
  Optimized the code and removed unused variables.
diff: @@ -40,18 +40,6 @@ void RunTestPermutation(const std::vector<int>& shape,
  input[i] = i;
  }
  - // Create reversed and padded perms.
  - int reversed_perms[4];
  - for (int output_k = 0, input_k = shape.size() - 1; output_k < shape.size();
  - output_k++, input_k--) {
  - reversed_perms[output_k] = shape.size() - perms[input_k] - 1;
  - }
  - // Unused dimensions should not be permuted so pad with identity transform
  - // subset.
  - for (int k = shape.size(); k < 4; k++) {
  - reversed_perms[k] = k;
  - }
  -
  // Make input and output shapes.
  const RuntimeShape input_shape = GetTensorShape(shape);
  RuntimeShape output_shape(perms.size());
  