BRAINSTools does not build with ITK_LEGACY_REMOVE=ON

[dzenanz]

First few error messages encountered when building Slicer with ITK_LEGACY_REMOVE=ON:

------ Build started: Project: BRAINSCommonLib, Configuration: Debug x64 ------
BRAINSCommonLib.cxx
BRAINSComputeLabels.cxx
BRAINSFitHelper.cxx
BRAINSThreadControl.cxx
DWIMetaDataDictionaryValidator.cxx
ExtractSingleLargestRegion.cxx
GenericTransformImage.cxx
Slicer3LandmarkIO.cxx
Slicer3LandmarkWeightIO.cxx
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(140,18): error C3083: 'SpatialOrientation': the symbol to the left of a '::' must be a type
(compiling source file '../BRAINSTools/BRAINSCommonLib/GenericTransformImage.cxx')
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(140,38): error C2039: 'ValidCoordinateOrientationFlags': is not a member of 'slicer_itk'
(compiling source file '../BRAINSTools/BRAINSCommonLib/GenericTransformImage.cxx')
    M:\a\Sd\ITK\Modules\IO\GDCM\include\itkGDCMImageIO.h(43,11):
    see declaration of 'slicer_itk'
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(140,38): error C2061: syntax error: identifier 'ValidCoordinateOrientationFlags'
(compiling source file '../BRAINSTools/BRAINSCommonLib/GenericTransformImage.cxx')
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(172,60): error C3083: 'SpatialOrientation': the symbol to the left of a '::' must be a type
(compiling source file '../BRAINSTools/BRAINSCommonLib/GenericTransformImage.cxx')
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(172,80): error C2039: 'ValidCoordinateOrientationFlags': is not a member of 'slicer_itk'
(compiling source file '../BRAINSTools/BRAINSCommonLib/GenericTransformImage.cxx')
    M:\a\Sd\ITK\Modules\IO\GDCM\include\itkGDCMImageIO.h(43,11):
    see declaration of 'slicer_itk'
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(172,80): error C2061: syntax error: identifier 'ValidCoordinateOrientationFlags'
(compiling source file '../BRAINSTools/BRAINSCommonLib/GenericTransformImage.cxx')
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(180,55): error C3083: 'SpatialOrientation': the symbol to the left of a '::' must be a type
(compiling source file '../BRAINSTools/BRAINSCommonLib/GenericTransformImage.cxx')
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(180,75): error C2039: 'ValidCoordinateOrientationFlags': is not a member of 'slicer_itk'
(compiling source file '../BRAINSTools/BRAINSCommonLib/GenericTransformImage.cxx')
    M:\a\Sd\ITK\Modules\IO\GDCM\include\itkGDCMImageIO.h(43,11):
    see declaration of 'slicer_itk'
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(180,75): error C2061: syntax error: identifier 'ValidCoordinateOrientationFlags'
(compiling source file '../BRAINSTools/BRAINSCommonLib/GenericTransformImage.cxx')
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(140,18): error C3083: 'SpatialOrientation': the symbol to the left of a '::' must be a type
(compiling source file '../BRAINSTools/BRAINSCommonLib/BRAINSFitHelper.cxx')
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(140,38): error C2039: 'ValidCoordinateOrientationFlags': is not a member of 'slicer_itk'
(compiling source file '../BRAINSTools/BRAINSCommonLib/BRAINSFitHelper.cxx')
    M:\a\Sd\ITK\Modules\IO\GDCM\include\itkGDCMImageIO.h(43,11):
    see declaration of 'slicer_itk'
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(140,38): error C2061: syntax error: identifier 'ValidCoordinateOrientationFlags'
(compiling source file '../BRAINSTools/BRAINSCommonLib/BRAINSFitHelper.cxx')
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(172,60): error C3083: 'SpatialOrientation': the symbol to the left of a '::' must be a type
(compiling source file '../BRAINSTools/BRAINSCommonLib/BRAINSFitHelper.cxx')
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(172,80): error C2039: 'ValidCoordinateOrientationFlags': is not a member of 'slicer_itk'
(compiling source file '../BRAINSTools/BRAINSCommonLib/BRAINSFitHelper.cxx')
    M:\a\Sd\ITK\Modules\IO\GDCM\include\itkGDCMImageIO.h(43,11):
    see declaration of 'slicer_itk'
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(172,80): error C2061: syntax error: identifier 'ValidCoordinateOrientationFlags'
(compiling source file '../BRAINSTools/BRAINSCommonLib/BRAINSFitHelper.cxx')
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(180,55): error C3083: 'SpatialOrientation': the symbol to the left of a '::' must be a type
(compiling source file '../BRAINSTools/BRAINSCommonLib/BRAINSFitHelper.cxx')
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(180,75): error C2039: 'ValidCoordinateOrientationFlags': is not a member of 'slicer_itk'
(compiling source file '../BRAINSTools/BRAINSCommonLib/BRAINSFitHelper.cxx')
    M:\a\Sd\ITK\Modules\IO\GDCM\include\itkGDCMImageIO.h(43,11):
    see declaration of 'slicer_itk'
M:\a\Sd\BRAINSTools\BRAINSCommonLib\itkIO.h(180,75): error C2061: syntax error: identifier 'ValidCoordinateOrientationFlags'
(compiling source file '../BRAINSTools/BRAINSCommonLib/BRAINSFitHelper.cxx')