partially revert "Use for range loop in sdrhhcwrap (sw)"

commit 01b64e5f
managed to drop a fairly important assignment to a class field.

Change-Id: I3fc28fd8b6a47e2ed6a363f42876ce57c9f2e5c2
Reviewed-on: https://gerrit.libreoffice.org/46682Reviewed-by: Julien Nabet <serval2412@yahoo.fr>
Tested-by: Noel Grandin <noel.grandin@collabora.co.uk>

sw/source/uibase/lingu/sdrhhcwrap.cxx

@@ -127,6 +127,7 @@ bool SdrHHCWrapper::ConvertNextDocument()
     SwDrawContact::GetTextObjectsFromFormat( aTextObjs, pView->GetDocShell()->GetDoc() );
     for (auto const& textObj : aTextObjs)
     {
+        pTextObj = textObj;
         if (textObj)
         {
             OutlinerParaObject* pParaObj = textObj->GetOutlinerParaObject();