Method resize_uninitialized

tensorflow/core/platform/tstring.h:160–162

  void resize(size_t new_size) { str_.resize(new_size); }

  void resize_uninitialized(size_t new_size) {
    ResizeUninitialized<decltype(str_)>::Resize(str_, new_size);
  }

  tstring& assign(const char* str, size_t len) {
    str_.assign(str, len);