Merge pull request #6648 from blowekamp/removeUnusedUserSpecifiedImageIO-clean

STYLE: Remove unused m_UserSpecifiedImageIO from writers

Author: hjmjohnson

Modules/IO/ImageBase/include/itkImageFileWriter.h

@@ -225,7 +225,6 @@ class ITK_TEMPLATE_EXPORT ImageFileWriter : public ProcessObject
   std::string m_FileName{};
 
   ImageIOBase::Pointer m_ImageIO{};
-  bool                 m_UserSpecifiedImageIO{ false };
 
   ImageIORegion m_PasteIORegion{ TInputImage::ImageDimension };
   unsigned int  m_NumberOfStreamDivisions{ 1 };

Modules/IO/ImageBase/include/itkImageSeriesWriter.h

@@ -229,9 +229,6 @@ class ITK_TEMPLATE_EXPORT ImageSeriesWriter : public ProcessObject
 
   ImageIOBase::Pointer m_ImageIO{};
 
-  // track whether the ImageIO is user specified
-  bool m_UserSpecifiedImageIO{ false };
-
 private:
   /** A list of filenames to be processed. */
   FileNamesContainer m_FileNames{};

Modules/IO/ImageBase/include/itkImageSeriesWriter.hxx

@@ -351,7 +351,6 @@ ImageSeriesWriter<TInputImage, TOutputImage>::PrintSelf(std::ostream & os, Inden
 
   itkPrintSelfObjectMacro(ImageIO);
 
-  itkPrintSelfBooleanMacro(UserSpecifiedImageIO);
   for (unsigned int i = 0; i < m_FileNames.size(); ++i)
   {
     os << indent << "FileNames[" << i << "]: " << m_FileNames[i] << std::endl;