Merge topic 'web_app_issues'

d27c1758 Fix issues with vtkWebApplication

Acked-by: Kitware Robot <kwrobot@kitware.com>
Reviewed-by: Ken Martin <ken.martin@kitware.com>
Merge-request: !2740

Web/Core/vtkWebApplication.cxx

@@ -444,7 +444,7 @@ vtkObjectIdMap* vtkWebApplication::GetObjectIdMap()
 }
 
 //----------------------------------------------------------------------------
-const std::string vtkWebApplication::GetObjectId(vtkObject* obj)
+std::string vtkWebApplication::GetObjectId(vtkObject* obj)
 {
   std::ostringstream oss;
   oss << std::hex << static_cast<void*>(obj);

Web/Core/vtkWebApplication.h

@@ -26,7 +26,7 @@
 
 #include "vtkObject.h"
 #include "vtkWebCoreModule.h" // needed for exports
-#include <string>
+#include <string> // needed for std::string
 
 class vtkObjectIdMap;
 class vtkRenderWindow;
@@ -123,7 +123,7 @@ public:
    *
    * e.g. 0x8f05a90
    */
-  static const std::string GetObjectId(vtkObject* obj);
+  static std::string GetObjectId(vtkObject* obj);
 
 protected:
   vtkWebApplication();