removed geometrytype 'unknown'

[[Imported from SVN: r3759]]

io/visual/grape/combinedgrapedisplay.cc

@@ -315,7 +315,7 @@ namespace Dune
   inline void CombinedGrapeDisplay<DisplayType>::
   func_real (DUNE_ELEM *he , DUNE_FDATA * fe,int ind, const double *coord, double *val )
   {
-    MyDisplayType * disp = (MyDisplayType *) he->display;
+    //MyDisplayType * disp = (MyDisplayType *) he->display;
     // this methtod is to be removed
     assert(false);
     abort();
@@ -378,8 +378,8 @@ namespace Dune
     {
       const GridType & grid = (*grditer_)->getGrid();
       maxlevel = std::max( maxlevel, grid.maxLevel());
-      noe += grid.leafIndexSet().size(0,unknown);
-      nov += grid.leafIndexSet().size(dim,unknown);
+      noe += grid.leafIndexSet().size(0);
+      nov += grid.leafIndexSet().size(dim);
     }
 
     hel_.display = (void *) this;