revert check pruning tail in HasBody and HasReceipts

Author: ucwong

core/rawdb/accessors_chain.go

@@ -513,13 +513,7 @@ func WriteBodyRLP(db ctxcdb.KeyValueWriter, hash common.Hash, number uint64, rlp
 // HasBody verifies the existence of a block body corresponding to the hash.
 func HasBody(db ctxcdb.Reader, hash common.Hash, number uint64) bool {
 	if isCanon(db, number, hash) {
-		// Block is in ancient store, but bodies can be pruned.
-		// Check if the block number is above the pruning tail.
-		tail, _ := db.Tail()
-		if number >= tail {
-			return true
-		}
-		return false
+		return true
 	}
 	if has, err := db.Has(blockBodyKey(number, hash)); !has || err != nil {
 		return false
@@ -609,13 +603,7 @@ func DeleteTd(db ctxcdb.KeyValueWriter, hash common.Hash, number uint64) {
 // to a block.
 func HasReceipts(db ctxcdb.Reader, hash common.Hash, number uint64) bool {
 	if isCanon(db, number, hash) {
-		// Block is in ancient store, but receipts can be pruned.
-		// Check if the block number is above the pruning tail.
-		tail, _ := db.Tail()
-		if number >= tail {
-			return true
-		}
-		return false
+		return true
 	}
 	if has, err := db.Has(blockReceiptsKey(number, hash)); !has || err != nil {
 		return false