c++: rename double-underscore prefixed symbols

These are reserved symbols.

Applications/ParaView/Documentation/ParaViewDocumentationInitializer.h

-#ifndef __ParaViewDocumentationInitializer_h
-#define __ParaViewDocumentationInitializer_h
+#ifndef ParaViewDocumentationInitializer_h
+#define ParaViewDocumentationInitializer_h
 
 void PARAVIEW_DOCUMENTATION_INIT();
 

Applications/ParaView/ParaViewMainWindow.h

@@ -29,8 +29,8 @@ NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 ========================================================================*/
-#ifndef __ParaViewMainWindow_h
-#define __ParaViewMainWindow_h
+#ifndef ParaViewMainWindow_h
+#define ParaViewMainWindow_h
 
 #include <QMainWindow>
 

CMake/branded_paraview_initializer.h.in

@@ -33,8 +33,8 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 =========================================================================*/
 
-#ifndef __pq@BPC_NAME@Initializer
-#define __pq@BPC_NAME@Initializer
+#ifndef pq@BPC_NAME@Initializer_h
+#define pq@BPC_NAME@Initializer_h
 
 class QMainWindow;
 class pqPVApplicationCore;

CMake/pqAutoStartImplementation.h.in

@@ -29,8 +29,8 @@ NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 =========================================================================*/
-#ifndef __@ARG_CLASS_NAME@Implementation_h
-#define __@ARG_CLASS_NAME@Implementation_h
+#ifndef @ARG_CLASS_NAME@Implementation_h
+#define @ARG_CLASS_NAME@Implementation_h
 
 #include <QObject>
 #include "pqAutoStartInterface.h"

CMake/pqPropertyWidgetInterface.h.in

@@ -31,8 +31,8 @@ NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 ========================================================================*/
-#ifndef __@name@Implementation_h
-#define __@name@Implementation_h
+#ifndef @name@Implementation_h
+#define @name@Implementation_h
 
 #include <QObject>
 #include "pqPropertyWidgetInterface.h"

CMake/pqServerManagerModelImplementation.h.in

 /// Generated file. Do not edit.
 
 
-#ifndef __@ARG_TYPE@ServerManagerModelImplementation_h
-#define __@ARG_TYPE@ServerManagerModelImplementation_h
+#ifndef @ARG_TYPE@ServerManagerModelImplementation_h
+#define @ARG_TYPE@ServerManagerModelImplementation_h
 
 #include "pqServerManagerModelInterface.h"
 

CoProcessing/Adaptors/CTHAdaptor/vtkCTHDataArray.h

-#ifndef __vtkCTHDataArray_h
-#define __vtkCTHDataArray_h
+#ifndef vtkCTHDataArray_h
+#define vtkCTHDataArray_h
 
 // #include "vtksnlIOWin32Header.h"
 
@@ -279,4 +279,4 @@ private:
   void operator= (const vtkCTHDataArray&); // Not implemented
 };
 
-#endif /* __vtkCTHDataArray_h */
+#endif /* vtkCTHDataArray_h */

CoProcessing/Adaptors/CTHAdaptor/vtkCTHSource.h

-#ifndef __vtkCTHSource_h
-#define __vtkCTHSource_h
+#ifndef vtkCTHSource_h
+#define vtkCTHSource_h
 
 #include "vtkBoundingBox.h"
 #include "vtkSmartPointer.h"
@@ -108,4 +108,4 @@ private:
   void operator = (const vtkCTHSource&); // Not implemented 
 };
 
-#endif /* __vtkCTHSource_h */
+#endif /* vtkCTHSource_h */

CoProcessing/Adaptors/ParticleAdaptor/ParticleAdaptor.h

@@ -29,8 +29,8 @@ NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 =========================================================================*/
-#ifndef __ParticleAdaptor_h
-#define __ParticleAdaptor_h
+#ifndef ParticleAdaptor_h
+#define ParticleAdaptor_h
 
 #ifdef __cplusplus
 extern "C" {
@@ -67,4 +67,4 @@ void coprocessorfinalize ();
 } /* extern "C" */
 #endif
 
-#endif /* __ParticleAdaptor_h */
+#endif /* ParticleAdaptor_h */

CoProcessing/Catalyst/CAdaptorAPI.h

@@ -12,8 +12,8 @@
      PURPOSE.  See the above copyright notice for more information.
 
 =========================================================================*/
-#ifndef __CAdaptorAPI_h
-#define __CAdaptorAPI_h
+#ifndef CAdaptorAPI_h
+#define CAdaptorAPI_h
 
 #include "vtkPVCatalystModule.h"
 

CoProcessing/Catalyst/FortranAdaptorAPI.h

@@ -12,8 +12,8 @@
      PURPOSE.  See the above copyright notice for more information.
 
 =========================================================================*/
-#ifndef __FortranAdaptorAPI_h
-#define __FortranAdaptorAPI_h
+#ifndef FortranAdaptorAPI_h
+#define FortranAdaptorAPI_h
 
 #include "vtkPVCatalystModule.h"
 #include "FortranAdaptorAPIMangling.h"

CoProcessing/Catalyst/Testing/Cxx/vtkCustomUnstructuredGridBuilder.h

@@ -18,8 +18,8 @@
 // UnstructuredGrid is built directly from a vtkUniformGrid to demonstrate
 // how to input a grid into the coprocessor.
 
-#ifndef __vtkCustomUnstructuredGridBuilder_h
-#define __vtkCustomUnstructuredGridBuilder_h
+#ifndef vtkCustomUnstructuredGridBuilder_h
+#define vtkCustomUnstructuredGridBuilder_h
 
 #include "vtkCPUnstructuredGridBuilder.h"
 

CoProcessing/Catalyst/vtkCPAdaptorAPI.h

@@ -12,8 +12,8 @@
      PURPOSE.  See the above copyright notice for more information.
 
 =========================================================================*/
-#ifndef __vtkCPAdaptorAPI_h
-#define __vtkCPAdaptorAPI_h
+#ifndef vtkCPAdaptorAPI_h
+#define vtkCPAdaptorAPI_h
 
 #include "vtkPVCatalystModule.h" // For windows import/export of shared libraries
 #include "vtkObject.h"

CoProcessing/Catalyst/vtkCPConfig.h.in

@@ -12,8 +12,8 @@
      PURPOSE.  See the above copyright notice for more information.
 
 =========================================================================*/
-#ifndef __vtkCPPythonScriptPipelineConfig_h
-#define __vtkCPPythonScriptPipelineConfig_h
+#ifndef vtkCPPythonScriptPipelineConfig_h
+#define vtkCPPythonScriptPipelineConfig_h
 
 // These variables are used to locate the python module files since we cannot
 // reply on the executable path to locate python module files.

CoProcessing/Catalyst/vtkCPInputDataDescription.h

@@ -12,8 +12,8 @@
      PURPOSE.  See the above copyright notice for more information.
 
 =========================================================================*/
-#ifndef __vtkCPInputDataDescription_h
-#define __vtkCPInputDataDescription_h
+#ifndef vtkCPInputDataDescription_h
+#define vtkCPInputDataDescription_h
 
 class vtkDataObject;
 class vtkDataSet;

CoProcessing/PythonCatalyst/CPythonAdaptorAPI.h

@@ -12,8 +12,8 @@
      PURPOSE.  See the above copyright notice for more information.
 
 =========================================================================*/
-#ifndef __CPythonAdaptorAPI_h
-#define __CPythonAdaptorAPI_h
+#ifndef CPythonAdaptorAPI_h
+#define CPythonAdaptorAPI_h