        PDFFormXObject* formXObject;        if(args[0]->IsObject())      {          ObjectByteReaderWithPosition proxy(args[0]->TO_OBJECT());            formXObject =              objectID == 0 ?                  pdfWriter->mPDFWriter.CreateFormXObjectFromTIFFStream(&proxy,tiffUsageParameters):                  pdfWriter->mPDFWriter.CreateFormXObjectFromTIFFStream(&proxy,