WRG: use itkNotUsed method for unused parameter argv

Modules/Filtering/Contrast/test/otbCLHistogramEqualizationFilter.cxx

@@ -23,7 +23,7 @@
 #include "otbImage.h"
 #include "otbCLHistogramEqualizationFilter.h"
 
-int otbCLHistogramEqualizationFilter(int itkNotUsed(argc), char * argv [])
+int otbCLHistogramEqualizationFilter(int itkNotUsed(argc), char * itkNotUsed(argv) [])
 {
   typedef int InputPixelType;
   const unsigned int Dimension = 2;
@@ -52,4 +52,4 @@ int otbCLHistogramEqualizationFilter(int itkNotUsed(argc), char * argv [])
   writer->SetInput(histoEqualize->GetOutput());
   writer->Update();
   return EXIT_SUCCESS;
-}
\ No newline at end of file
+}

Modules/Filtering/Contrast/test/otbHelperCLAHE.cxx

@@ -25,7 +25,7 @@
 #include "itkImageRegionIterator.h"
 #include "otbCLHistogramEqualizationFilter.h"
 
-int otbHelperCLAHE(int itkNotUsed(argc), char * argv [])
+int otbHelperCLAHE(int itkNotUsed(argc), char * itkNotUsed(argv) [])
 {
   typedef int InputPixelType;
   const unsigned int Dimension = 2;
@@ -90,4 +90,4 @@ int otbHelperCLAHE(int itkNotUsed(argc), char * argv [])
   writer->Update();
 
   return EXIT_SUCCESS;
-}
\ No newline at end of file
+}