COMP: Remove unused variable warning.

Author: hjmjohnson

src/Developer/ImageFilterY.hxx

@@ -29,7 +29,7 @@ ImageFilter<TImage>::GenerateData()
 
   const typename TImage::ConstPointer inputImage(this->GetInput());
 
-  const typename TImage::RegionType region = inputImage->GetRequestedRegion();
+  // const typename TImage::RegionType region = inputImage->GetRequestedRegion();
 
   smoothingFilters[0]->SetInput(inputImage);