message: Fix virtual function partially overriden warning
diff: @@ -1293,7 +1293,8 @@ public:
  ///Construct using matrix @a m for the constant.
  SymmetricMatrixConstantCoefficient(const DenseSymmetricMatrix &m)
  : SymmetricMatrixCoefficient(m.Height()), mat(m) { }
  - using SymmetricMatrixCoefficient::Eval;
  +
  + using MatrixCoefficient::Eval;
  /// Evaluate the matrix coefficient at @a ip.
  virtual void Eval(DenseSymmetricMatrix &M, ElementTransformation &T,
  const IntegrationPoint &ip) { M = mat; }
  @@ -1344,6 +1345,7 @@ public:
  /// Set the time for internally stored coefficients
  void SetTime(double t);
  + using MatrixCoefficient::Eval;
  /// Evaluate the matrix coefficient at @a ip.
  virtual void Eval(DenseSymmetricMatrix &K, ElementTransformation &T,
  const IntegrationPoint &ip);
  