Dune::shared_ptr -> std::shared_ptr

dune/elasticity/materials/material.hh

@@ -42,7 +42,7 @@ class Material
         }
 
         //! Evaluate the strain energy
-        virtual ReturnType energy(Dune::shared_ptr<GridFunction> displace) = 0;
+        virtual ReturnType energy(std::shared_ptr<GridFunction> displace) = 0;
 
         //! Return the local assembler of the first derivative of the strain energy at some displacement
         virtual LocalLinearization& firstDerivative(std::shared_ptr<GridFunction> displace) = 0;