message: Fix ProfileSummarizer build, use properly qualified string references.
diff: @@ -26,21 +26,22 @@ namespace {
  using Detail = tensorflow::StatsCalculator::Detail;
  struct OperatorDetails {
  - string name;
  - std::vector<string> inputs;
  - std::vector<string> outputs;
  + std::string name;
  + std::vector<std::string> inputs;
  + std::vector<std::string> outputs;
  };
  -string GetTensorName(const tflite::Interpreter& interpreter, int tensor_index) {
  +std::string GetTensorName(const tflite::Interpreter& interpreter,
  + int tensor_index) {
  const auto tensor = interpreter.tensor(tensor_index);
  if (tensor == nullptr || tensor->name == nullptr) {
  return "Unknown";
  }
  return tensor->name;
  }
  -std::vector<string> GetTensorNames(const tflite::Interpreter& interpreter,
  +std::vector<std::string> GetTensorNames(const tflite::Interpreter& interpreter,
  const TfLiteIntArray* tensor_indices) {
  - std::vector<string> tensors;
  + std::vector<std::string> tensors;
  tensors.reserve(tensor_indices->size);
  for (int i = 0; i < tensor_indices->size; i++) {
  tensors.push_back(GetTensorName(interpreter, tensor_indices->data[i]));
  @@ -48,7 +49,7 @@ std::vector<string> GetTensorNames(const tflite::Interpreter& interpreter,
  return tensors;
  }
  -string ToString(const std::vector<string>& str_vector) {
  +std::string ToString(const std::vector<std::string>& str_vector) {
  std::stringstream stream;
  stream << "[";
  bool first = true;
  