core/rawdb, core/state/snapshot: runtime snapshot generation

trie/iterator.go

@@ -29,7 +29,6 @@ import (
 type Iterator struct {
 	nodeIt NodeIterator
 
-	Nodes int    // Number of nodes iterated over
 	Key   []byte // Current data key on which the iterator is positioned on
 	Value []byte // Current data value on which the iterator is positioned on
 	Err   error
@@ -47,7 +46,6 @@ func NewIterator(it NodeIterator) *Iterator {
 // Next moves the iterator forward one key-value entry.
 func (it *Iterator) Next() bool {
 	for it.nodeIt.Next(true) {
-		it.Nodes++
 		if it.nodeIt.Leaf() {
 			it.Key = it.nodeIt.LeafKey()
 			it.Value = it.nodeIt.LeafBlob()