Activate AMG for impes without PDELab.

Currently this breaks the build, as the model is missing the members
dofMapper and gridView.


git-svn-id: svn://svn.iws.uni-stuttgart.de/DUMUX/dumux/branches/strip-pdelab@12939 2fb0f335-1f38-0410-981e-8018bf24f1b0

test/decoupled/2p/test_impeswithamg.cc

@@ -24,10 +24,6 @@
  */
 #include "config.h"
 
-#if HAVE_DUNE_PDELAB
-
-// Check if DUNE-PDELab has been patched for our needs.
-#ifdef DUNE_PDELAB_IS_PATCHED_FOR_DUMUX
 
 #include "test_impesproblem.hh"
 #include <dumux/common/start.hh>
@@ -68,30 +64,3 @@ int main(int argc, char** argv)
     typedef TTAG(IMPESTestProblemWithAMG) ProblemTypeTag;
     return Dumux::start<ProblemTypeTag>(argc, argv, usage);
 }
-#else // DUNE_PDELAB_IS_PATCHED_FOR_DUMUX
-
-#warning You need to have  a patched dune-pdelab to run this test, see ../../../patches/README for details.
-
-#include <iostream>
-
-int main()
-{
-    std::cerr << "You need to have a patched dune-pdelab to run this test, "
-                 "see ../../../patches/README for details." << std::endl;
-    return 77;
-}
-
-#endif // DUNE_PDELAB_IS_PATCHED_FOR_DUMUX
-
-#else // HAVE_DUNE_PDELAB
-
-#warning You need to have dune-pdelab installed and patched to run this test.
-
-#include <iostream>
-
-int main()
-{
-    std::cerr << "You need to have dune-pdelab installed and patched to run this test.\n";
-    return 77;
-}
-#endif // HAVE_DUNE_PDELAB