make a number of Calc functions return value by actually returning it

All these returned their value using a reference argument, for
apprently no good reason.

Change-Id: I6a33417e7df2aac67427c16e5003dfaaa1a814d7
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/124872
Tested-by: Jenkins
Reviewed-by: Luboš Luňák <l.lunak@collabora.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/sc/source/ui/app/transobj.cxx b/sc/source/ui/app/transobj.cxx
index 0af2328f24c3..7783264d8801 100644
--- a/sc/source/ui/app/transobj.cxx
+++ b/sc/source/ui/app/transobj.cxx
@@ -318,9 +318,8 @@ bool ScTransferObj::GetData( const datatransfer::DataFlavor& rFlavor, const OUSt
             {
                 SvNumberFormatter* pFormatter = m_pDoc->GetFormatTable();
                 sal_uInt32 nNumFmt = pPattern->GetNumberFormat(pFormatter);
-                OUString aText;
                 const Color* pColor;
-                ScCellFormat::GetString(aCell, nNumFmt, aText, &pColor, *pFormatter, *m_pDoc);
+                OUString aText = ScCellFormat::GetString(aCell, nNumFmt, &pColor, *pFormatter, *m_pDoc);
                 if (!aText.isEmpty())
                     aEngine.SetTextCurrentDefaults(aText);
             }