message: Remove EnsureNodes in ParBilinearForm.
diff: @@ -232,11 +232,6 @@ void ParBilinearForm::AssembleSharedFaces(int skip_zeros)
  void ParBilinearForm::Assemble(int skip_zeros)
  {
  - if (ext)
  - {
  - fes->GetMesh()->EnsureNodes();
  - }
  -
  if (mat == NULL && fbfi.Size() > 0)
  {
  pfes->ExchangeFaceNbrData();
  