Drop workaround for no std:: namespace

We no longer support compilers that do not have std:: for STL.

Change-Id: I0a2873bfcada84a9e0b9093a92d12839df1d086d

CMakeLists.txt

@@ -501,7 +501,6 @@ ADD_DEFINITIONS(-DVTK_IN_VTK)
 # Platform configuration tests.
 INCLUDE(CMakeBackwardCompatibilityC)
 INCLUDE(TestForANSIStreamHeaders)
-INCLUDE(TestForSTDNamespace)
 
 # Simulate old CMakeBackwardCompatibilityCXX test.
 INCLUDE(TestForSSTREAM)
@@ -536,7 +535,6 @@ VTK_PREPARE_CMAKEDEFINE("" CMAKE_USE_SPROC VTK_USE_SPROC)
 VTK_PREPARE_CMAKEDEFINE("" CMAKE_HP_PTHREADS VTK_HP_PTHREADS)
 VTK_PREPARE_CMAKEDEFINE("" CMAKE_USE_WIN32_THREADS VTK_USE_WIN32_THREADS)
 VTK_PREPARE_CMAKEDEFINE("" CMAKE_NO_ANSI_STRING_STREAM VTK_NO_ANSI_STRING_STREAM)
-VTK_PREPARE_CMAKEDEFINE("" CMAKE_NO_STD_NAMESPACE VTK_NO_STD_NAMESPACE)
 VTK_PREPARE_CMAKEDEFINE(NOT VTK_EXPLICIT_TEMPLATES
                   VTK_NO_EXPLICIT_TEMPLATE_INSTANTIATION)
 VTK_PREPARE_CMAKEDEFINE(NOT VTK_COMPILER_HAS_FULL_SPECIALIZATION

Utilities/DICOMParser/CMakeLists.txt

@@ -19,10 +19,6 @@ ELSE(VTK_SOURCE_DIR)
    SET(DICOM_ANSI_STDLIB 1)
 ENDIF(VTK_SOURCE_DIR)
 
-INCLUDE(${CMAKE_ROOT}/Modules/TestForSTDNamespace.cmake)
-SET(DICOM_NO_STD_NAMESPACE ${CMAKE_NO_STD_NAMESPACE})
-
-
 CONFIGURE_FILE(${DICOMParser_SOURCE_DIR}/DICOMCMakeConfig.h.in
                ${DICOMParser_BINARY_DIR}/DICOMCMakeConfig.h)
 

Utilities/DICOMParser/DICOMCMakeConfig.h.in

@@ -5,7 +5,6 @@
 #cmakedefine DICOM_DLL
 #cmakedefine DICOM_STATIC
 #cmakedefine DICOM_ANSI_STDLIB
-#cmakedefine DICOM_NO_STD_NAMESPACE
 
 #include <vtksys/Configure.hxx>
 

Utilities/DICOMParser/DICOMConfig.h

@@ -33,11 +33,7 @@
 //
 // END toolkit (ITK, VTK, etc) specific
 //
-#ifdef DICOM_NO_STD_NAMESPACE
-  #define dicom_stl
-#else
-  #define dicom_stl std
-#endif
+#define dicom_stl std
 
 #ifdef DICOM_ANSI_STDLIB
   #define dicom_stream std

vtkConfigure.h.in

@@ -96,7 +96,6 @@
 #cmakedefine VTK_NO_EXPLICIT_TEMPLATE_INSTANTIATION
 #cmakedefine VTK_NO_FULL_TEMPLATE_SPECIALIZATION
 #cmakedefine VTK_NO_ANSI_STRING_STREAM
-#cmakedefine VTK_NO_STD_NAMESPACE
 #cmakedefine VTK_COMPILER_HAS_BOOL
 #cmakedefine VTK_ISTREAM_SUPPORTS_LONG_LONG
 #cmakedefine VTK_OSTREAM_SUPPORTS_LONG_LONG
@@ -177,11 +176,7 @@
 
 /* Setup vtkstd, a portable namespace for std.  */
 #ifndef VTK_LEGACY_REMOVE
-# ifndef VTK_NO_STD_NAMESPACE
-#  define vtkstd std
-# else
-#  define vtkstd
-# endif
+# define vtkstd std
 #endif
 
 /* Define a "vtkstd_bool" type.  This should be used as the