clean old stuff used to support precompilation inside a binary lib

Eigen/src/QR/ColPivHouseholderQR.h

@@ -347,8 +347,6 @@ template<typename _MatrixType> class ColPivHouseholderQR
     Index m_det_pq;
 };
 
-#ifndef EIGEN_HIDE_HEAVY_CODE
-
 template<typename MatrixType>
 typename MatrixType::RealScalar ColPivHouseholderQR<MatrixType>::absDeterminant() const
 {
@@ -513,8 +511,6 @@ typename ColPivHouseholderQR<MatrixType>::HouseholderSequenceType ColPivHousehol
   return HouseholderSequenceType(m_qr, m_hCoeffs.conjugate(), false, m_nonzero_pivots, 0);
 }
 
-#endif // EIGEN_HIDE_HEAVY_CODE
-
 /** \return the column-pivoting Householder QR decomposition of \c *this.
   *
   * \sa class ColPivHouseholderQR

Eigen/src/QR/FullPivHouseholderQR.h

@@ -271,8 +271,6 @@ template<typename _MatrixType> class FullPivHouseholderQR
     Index m_det_pq;
 };
 
-#ifndef EIGEN_HIDE_HEAVY_CODE
-
 template<typename MatrixType>
 typename MatrixType::RealScalar FullPivHouseholderQR<MatrixType>::absDeterminant() const
 {
@@ -437,8 +435,6 @@ typename FullPivHouseholderQR<MatrixType>::MatrixQType FullPivHouseholderQR<Matr
   return res;
 }
 
-#endif // EIGEN_HIDE_HEAVY_CODE
-
 /** \return the full-pivoting Householder QR decomposition of \c *this.
   *
   * \sa class FullPivHouseholderQR

Eigen/src/QR/HouseholderQR.h

@@ -177,8 +177,6 @@ template<typename _MatrixType> class HouseholderQR
     bool m_isInitialized;
 };
 
-#ifndef EIGEN_HIDE_HEAVY_CODE
-
 template<typename MatrixType>
 typename MatrixType::RealScalar HouseholderQR<MatrixType>::absDeterminant() const
 {
@@ -254,8 +252,6 @@ struct ei_solve_retval<HouseholderQR<_MatrixType>, Rhs>
   }
 };
 
-#endif // EIGEN_HIDE_HEAVY_CODE
-
 /** \return the Householder QR decomposition of \c *this.
   *
   * \sa class HouseholderQR