1 files changed, 0 insertions, 15 deletions
diff --git a/core/rawdb/accessors_chain.go b/core/rawdb/accessors_chain.go
index 5e23bef8f..801ad9362 100644
--- a/core/rawdb/accessors_chain.go
+++ b/core/rawdb/accessors_chain.go
@@ -348,21 +348,6 @@ func WriteBlock(db DatabaseWriter, block *types.Block) {
 	WriteHeader(db, block.Header())
 }
 
-// ReadLastRoundNumber get current round number.
-func ReadLastRoundNumber(db DatabaseReader) (uint64, error) {
-	number, err := db.Get(lastRoundNum)
-	if err != nil {
-		return 0, err
-	}
-
-	return new(big.Int).SetBytes(number).Uint64(), nil
-}
-
-// WriteLastRoundNumber write current round number.
-func WriteLastRoundNumber(db DatabaseWriter, number uint64) error {
-	return db.Put(lastRoundNum, new(big.Int).SetUint64(number).Bytes())
-}
-
 // DeleteBlock removes all block data associated with a hash.
 func DeleteBlock(db DatabaseDeleter, hash common.Hash, number uint64) {
 	DeleteReceipts(db, hash, number)