tdf#143148 - Use pragma once instead of include guards

Done in preparation of split of outdev.h into seperate headers

Change-Id: If9c52a7cf8d401cdcf84043d27dc826cca27fea8
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/122405
Tested-by: Jenkins
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>
diff --git a/vcl/inc/svdata.hxx b/vcl/inc/svdata.hxx
index d428b5b..de7ffa7 100644
--- a/vcl/inc/svdata.hxx
+++ b/vcl/inc/svdata.hxx
@@ -17,8 +17,7 @@
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#ifndef INCLUDED_VCL_INC_SVDATA_HXX
#define INCLUDED_VCL_INC_SVDATA_HXX
#pragma once

#include <config_version.h>

@@ -461,6 +460,4 @@

extern int nImplSysDialog;

#endif // INCLUDED_VCL_INC_SVDATA_HXX

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */