refactoring getters and setters to avoid signature madness, typeinfo is carrying string conversion info now.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@22990 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/xtistrm.h

@@ -252,9 +252,9 @@ public:
 private :
     int ReadComponent(wxXmlNode *parent, wxDepersister *callbacks);
 
-    // accessor is only used as a temporary measure
+    // read the content of this node (simple type) and return the corresponding value
     wxxVariant ReadValue(wxXmlNode *Node,
-        wxPropertyAccessor *accessor );
+        const wxTypeInfo *type );
 
     wxXmlNode * m_parent ;
 };