Some new def's, parameters, methods, etc. resulting from recent changes

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@31711 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/src/_treectrl.i

@@ -458,10 +458,8 @@ public:
     // the item will be shown in bold
     void SetItemBold(const wxTreeItemId& item, bool bold = true);
 
-#ifdef __WXMSW__
     // the item will be shown with a drop highlight
     void SetItemDropHighlight(const wxTreeItemId& item, bool highlight = true);
-#endif
     
     // set the items text colour
     void SetItemTextColour(const wxTreeItemId& item, const wxColour& col);