Fix qt5 build after 9078b0b8

Change-Id: I4d8a2212006cb82a106c30b491b58e23a6e1aa7b
Reviewed-on: https://gerrit.libreoffice.org/62680Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
Reviewed-by: Samuel Mehrbrodt <Samuel.Mehrbrodt@cib.de>
Tested-by: Samuel Mehrbrodt <Samuel.Mehrbrodt@cib.de>

vcl/qt5/Qt5Instance_Print.cxx

@@ -93,7 +93,7 @@ void Qt5Instance::GetPrinterQueueInfo(ImplPrnQueueList* pList)
     {
         const PrinterInfo& rInfo(rManager.getPrinterInfo(rPrinter));
         // create new entry
-        SalPrinterQueueInfo* pInfo = new SalPrinterQueueInfo;
+        std::unique_ptr<SalPrinterQueueInfo> pInfo(new SalPrinterQueueInfo);
         pInfo->maPrinterName = rPrinter;
         pInfo->maDriver = rInfo.m_aDriverName;
         pInfo->maLocation = rInfo.m_aLocation;
@@ -110,7 +110,7 @@ void Qt5Instance::GetPrinterQueueInfo(ImplPrnQueueList* pList)
             }
         }
 
-        pList->Add(pInfo);
+        pList->Add(std::move(pInfo));
     }
 }