-Replace the calls to TVirtualIO by new calls in TBuffer or TDirectory

git-svn-id: http://root.cern.ch/svn/root/trunk@17548 27541ba8-7e3a-0410-8455-c3a389f83636

base/src/TFolder.cxx

-// @(#)root/base:$Name:  $:$Id: TFolder.cxx,v 1.27 2007/01/23 09:45:08 brun Exp $
+// @(#)root/base:$Name:  $:$Id: TFolder.cxx,v 1.28 2007/01/25 11:47:53 brun Exp $
 // Author: Rene Brun   02/09/2000
 
 /*************************************************************************
@@ -85,7 +85,6 @@
 #include "TClass.h"
 #include "TError.h"
 #include "TRegexp.h"
-#include "TVirtualIO.h"
 
 static const char *gFolderD[64];
 static Int_t gFolderLevel = -1;
@@ -417,7 +416,7 @@ void TFolder::SaveAs(const char *filename, Option_t *option) const
 // Each object in this folder will have a key in the file where the name of
 // the key will be the name of the object.
 
-   TVirtualIO::GetIO()->SaveObjectAs(this,filename,option);
+   if (gDirectory) gDirectory->SaveObjectAs(this,filename,option);
 }
 
 //______________________________________________________________________________