[box][elementSolution] Remove update function

dumux/discretization/box/elementsolution.hh

@@ -67,7 +67,10 @@ public:
     BoxElementSolution(const Element& element, const ElementVolumeVariables& elemVolVars,
                        const FVElementGeometry& fvGeometry)
     {
-        update(element, elemVolVars, fvGeometry);
+        const auto numVert = element.subEntities(GridView::dimension);
+        priVars_.resize(numVert);
+        for (const auto& scv : scvs(fvGeometry))
+            priVars_[scv.indexInElement()] = elemVolVars[scv].priVars();
     }
 
     //! extract the element solution from the solution vector using a mapper
@@ -90,16 +93,6 @@ public:
             priVars_[scv.indexInElement()] = sol[scv.dofIndex()];
     }
 
-    //! extract the element solution from the elemVolVars using a local fv geometry
-    void update(const Element& element, const ElementVolumeVariables& elemVolVars,
-                const FVElementGeometry& fvGeometry)
-    {
-        const auto numVert = element.subEntities(GridView::dimension);
-        priVars_.resize(numVert);
-        for (const auto& scv : scvs(fvGeometry))
-            priVars_[scv.indexInElement()] = elemVolVars[scv].priVars();
-    }
-
     //! bracket operator const access
     template<typename IndexType>
     const PrimaryVariables& operator [](IndexType i) const