Remove manual SwapOut() call in ODF export

We have a good auto swapout mechanism which will
prevent excessive memory use.

Change-Id: I362f51c724ac31704561abe8b961910f5d490f04

sw/source/filter/xml/xmltexte.cxx

@@ -207,10 +207,6 @@ void SwXMLTextParagraphExport::setTextEmbeddedGraphicURL(
         {
             pGrfNd->ApplyNewEmbeddedStreamName("vnd.sun.star.Package:" + rURL);
         }
-
-        // #i15411# save-as will swap all graphics in; we need to swap
-        // them out again, to prevent excessive memory use
-        pGrfNd->SwapOut();
     }
 }