implement domtext_replaceData function
This is obviously wrong. As a result just p will be stored as new data.+ if(offset == 0){ + IXMLDOMText_substringData(iface, count, len - count, &str); + hr = IXMLDOMText_put_data(iface, str); + if(hr == S_OK) + hr = IXMLDOMText_put_data(iface, p);