multi: remove dead code

channeldb/channel.go

@@ -2298,23 +2298,6 @@ func serializeChannelCloseSummary(w io.Writer, cs *ChannelCloseSummary) error {
 	return nil
 }
 
-func fetchChannelCloseSummary(tx *bbolt.Tx,
-	chanID []byte) (*ChannelCloseSummary, error) {
-
-	closedChanBucket, err := tx.CreateBucketIfNotExists(closedChannelBucket)
-	if err != nil {
-		return nil, err
-	}
-
-	summaryBytes := closedChanBucket.Get(chanID)
-	if summaryBytes == nil {
-		return nil, fmt.Errorf("closed channel summary not found")
-	}
-
-	summaryReader := bytes.NewReader(summaryBytes)
-	return deserializeCloseChannelSummary(summaryReader)
-}
-
 func deserializeCloseChannelSummary(r io.Reader) (*ChannelCloseSummary, error) {
 	c := &ChannelCloseSummary{}
 
@@ -2679,13 +2662,6 @@ func makeLogKey(updateNum uint64) [8]byte {
 	return key
 }
 
-// readLogKey parse the first 8- bytes of a byte slice into a uint64.
-//
-// NOTE: The slice must be at least 8 bytes long.
-func readLogKey(b []byte) uint64 {
-	return byteOrder.Uint64(b)
-}
-
 func appendChannelLogEntry(log *bbolt.Bucket,
 	commit *ChannelCommitment) error {