message: TFL TOCO: nit remove unused index variable.
diff: @@ -416,12 +416,10 @@ Offset<Vector<Offset<Buffer>>> ExportBuffers(
  const Model& model, const std::vector<const Array*>& buffers_to_write,
  FlatBufferBuilder* builder) {
  std::vector<Offset<Buffer>> buffer_vector;
  - size_t index = 0;
  for (const Array* array_ptr : buffers_to_write) {
  const Array& array = *array_ptr;
  Offset<Vector<uint8_t>> data_buffer = DataBuffer::Serialize(array, builder);
  buffer_vector.push_back(CreateBuffer(*builder, data_buffer));
  - index++;
  }
  return builder->CreateVector(buffer_vector);
  }
  