leveldb: fix DB.Delete() documentation (closes #109)
diff --git a/leveldb/db_write.go b/leveldb/db_write.go
index 99ee85d..176ee89 100644
--- a/leveldb/db_write.go
+++ b/leveldb/db_write.go
@@ -249,8 +249,7 @@
 	return db.Write(b, wo)
 }
 
-// Delete deletes the value for the given key. It returns ErrNotFound if
-// the DB does not contain the key.
+// Delete deletes the value for the given key.
 //
 // It is safe to modify the contents of the arguments after Delete returns.
 func (db *DB) Delete(key []byte, wo *opt.WriteOptions) error {