[bugfix] make getRealImplementation public

dune/grid/albertagrid/agrid.hh

@@ -287,11 +287,10 @@ namespace Dune
     typedef Alberta::HierarchyDofNumbering< dimension > DofNumbering;
     typedef AlbertaGridLevelProvider< dimension > LevelProvider;
 
-    // forbid copying and assignment
-    AlbertaGrid ( const This & );
-    This &operator= ( const This & );
-
   public:
+    AlbertaGrid ( const This & ) = delete;
+    This &operator= ( const This & ) = delete;
+
     /** \brief create an empty grid */
     AlbertaGrid ();
 
@@ -536,9 +535,9 @@ namespace Dune
     DUNE_DEPRECATED_MSG("Deprecated in Dune 3.0, use readGrid instead.")
     readGridXdr ( const std::string &filename, ctype &time );
 
-  private:
     using Base::getRealImplementation;
 
+  private:
     typedef std::vector<int> ArrayType;
 
     void setup ();