message: Adds missing implementation of SymmetricQuantizeFloats in portable_tensor_utils.h.
diff: @@ -46,6 +46,13 @@ void SymmetricQuantizeFloats(const float* values, const int size,
  max, scaling_factor);
  }
  +void SymmetricQuantizeFloats(const float* values, const int size,
  + int8_t* quantized_values, float min_value,
  + float max_value, float* scaling_factor) {
  + return PortableSymmetricQuantizeFloats(values, size, quantized_values,
  + min_value, max_value, scaling_factor);
  +}
  +
  void AsymmetricQuantizeFloats(const float* values, const int size,
  int8_t* quantized_values, float scaling_factor,
  int32_t offset) {
  