Remove an unnecessary destructor.

diff --git a/examples/step-15/step-15.cc b/examples/step-15/step-15.cc
index 9427d1feed20a4e27abd6edc0b4d53b07de27327..b73d47c43ddb59ab632790c02433559ee61802d4 100644 (file)
--- a/examples/step-15/step-15.cc
+++ b/examples/step-15/step-15.cc
@@ -98,8 +98,6 @@ namespace Step15
   {
   public:
     MinimalSurfaceProblem();
-    ~MinimalSurfaceProblem();
-
     void run();
 
   private:
@@ -161,13 +159,6 @@ namespace Step15
   {}
 
 
-
-  template <int dim>
-  MinimalSurfaceProblem<dim>::~MinimalSurfaceProblem()
-  {
-    dof_handler.clear();
-  }
-
   // @sect4{MinimalSurfaceProblem::setup_system}
 
   // As always in the setup-system function, we setup the variables of the