Resolves: tdf#155791 export of default impress slide master to svg failed

Change-Id: Ie4ec64fef6d8c2c2844a01d06109ad9022714c11
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/152902
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolan.mcnamara@collabora.com>
(cherry picked from commit 061d6a280d17d18012a2f53e9870b5b2715bcef0)
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/152916
Reviewed-by: Xisco Fauli <xiscofauli@libreoffice.org>
diff --git a/filter/source/svg/svgexport.cxx b/filter/source/svg/svgexport.cxx
index c27481b..fab15a5 100644
--- a/filter/source/svg/svgexport.cxx
+++ b/filter/source/svg/svgexport.cxx
@@ -670,7 +670,7 @@ bool SVGFilter::implExportImpressOrDraw( const Reference< XOutputStream >& rxOSt

    if( rxOStm.is() )
    {
        if( !mSelectedPages.empty() && !mMasterPageTargets.empty() )
        if (!mSelectedPages.empty())
        {
            ::rtl::Reference< ::utl::OStreamWrapper > aTempStmWrapper = new ::utl::OStreamWrapper( aTempStm );
            Reference< XDocumentHandler > xDocHandler = implCreateExportDocumentHandler( aTempStmWrapper );
@@ -1024,7 +1024,7 @@ bool SVGFilter::implExportDocument()
                mpSVGWriter->SetPreviewMode();

            // #i124608# export a given object selection, so no MasterPage export at all
            if (!mbExportShapeSelection)
            if (!mbExportShapeSelection && !mMasterPageTargets.empty())
                implExportMasterPages( mMasterPageTargets, 0, mMasterPageTargets.size() - 1 );
            implExportDrawPages( mSelectedPages, 0, nLastPage );