fix the build

Change-Id: I9ac19624a611a6468979aa8771662845356ca365
diff --git a/sw/source/filter/ww8/rtfexport.cxx b/sw/source/filter/ww8/rtfexport.cxx
index 844fb07..69b68a2 100644
--- a/sw/source/filter/ww8/rtfexport.cxx
+++ b/sw/source/filter/ww8/rtfexport.cxx
@@ -823,9 +823,9 @@ RtfExport::RtfExport( RtfExportFilter *pFilter, SwDoc *pDocument, SwPaM *pCurren
    : MSWordExportBase( pDocument, pCurrentPam, pOriginalPam ),
      m_pFilter( pFilter ),
      m_pWriter( pWriter ),
      m_pAttrOutput( NULL ),
      m_pAttrOutput(),
      m_pSections( NULL ),
      m_pSdrExport( NULL ),
      m_pSdrExport(),
      m_bOutOutlineOnly( bOutOutlineOnly ),
      eDefaultEncoding(
              rtl_getTextEncodingFromWindowsCharset(