| 406 | class PassedWrapper { |
| 407 | public: |
| 408 | explicit PassedWrapper(T scoper) : is_valid_(true), scoper_(scoper.Pass()) {} |
| 409 | PassedWrapper(const PassedWrapper& other) |
| 410 | : is_valid_(other.is_valid_), scoper_(other.scoper_.Pass()) {} |
| 411 | T Pass() const { |