v.Add("key", objInfo.Name)
		v.Add("etag", "\""+objInfo.ETag+"\"")
		redirectURL.RawQuery = v.Encode()
		writeRedirectSeeOther(w, redirectURL.String())
		return
	}

	// Add checksum header.
	if checksum != nil && checksum.Valid() {
		hash.AddChecksumHeader(w, checksum.AsMap())
	}

	// Decide what http response to send depending on success_action_status parameter
	switch successStatus {