Removed unused things from ModelBox

agui2/src/Models/ModelBox.hpp

@@ -22,7 +22,6 @@ protected:
 public:
     virtual ~ModelBox();
-    void setGraphicsBox(GraphicsBox* graphicsBox) { this->graphicsBox = graphicsBox; }
     ModelType getType() const { return this->type; }
     virtual std::string getName() const = 0;
@@ -53,8 +52,6 @@ protected:
     std::set<std::pair<ModelBox*, size_t>> outputs;
     std::shared_ptr<abstraction::OperationAbstraction> result;
-    GraphicsBox* graphicsBox = nullptr;
-
 private:
     static std::vector<ModelBox*> allModelBoxes;