REFAC: remove typedef of DEM::Handler::Pointer

include/otbSARDEMProjectionImageFilter.h

@@ -112,7 +112,6 @@ public:
 
   // DEMHandler
   typedef otb::DEMHandler DEMHandlerType;
-  typedef typename DEMHandlerType::Pointer DEMHandlerPointerType;
 
   // Setter
   void SetSARImageKeyWorList(ImageKeywordlist sarImageKWL);

include/otbSARFFTCorrelationGridImageFilter.h

@@ -104,7 +104,6 @@ namespace otb
     using Point3DType = itk::Point<double,3>;
 
     typedef otb::DEMHandler DEMHandlerType;
-    typedef typename DEMHandlerType::Pointer DEMHandlerPointerType;
 
     // Define Filter used here (ie : RSTRansform from Master to Slave)
     typedef typename otb::GenericRSTransform<double,2,2>                                    RSTransformType2D;

include/otbSARGroupedByOrthoImageFilter.h

@@ -122,9 +122,7 @@ public:
 
   // DEMHandler
   typedef otb::DEMHandler DEMHandlerType;
-  typedef typename DEMHandlerType::Pointer DEMHandlerPointerType;
 
-  
   // Define Point2DType and Point3DType
   using Point2DType = itk::Point<double,2>;
   using Point3DType = itk::Point<double,3>;