ENH: style.

graphics/vtkPolyDataMapper.cxx

graphics/vtkPolyDataNormals.cxx

graphics/vtkPolyDataReader.cxx

graphics/vtkPolyDataWriter.cxx

graphics/vtkProbeFilter.cxx

graphics/vtkProgrammableAttributeDataFilter.cxx

graphics/vtkProgrammableGlyphFilter.cxx

graphics/vtkProjectedPolyDataRayBounder.cxx

graphics/vtkProp.cxx

graphics/vtkProp.h

graphics/vtkProperty.cxx

graphics/vtkQuadric.cxx

graphics/vtkRayCaster.cxx

graphics/vtkRayCaster.h

graphics/vtkRectilinearGridGeometryFilter.cxx

graphics/vtkRectilinearGridReader.cxx

graphics/vtkRectilinearGridWriter.cxx

graphics/vtkRecursiveDividingCubes.cxx

graphics/vtkRecursiveSphereDirectionEncoder.cxx

graphics/vtkRender.h