From 53634f1e04a7ff020fbdeb71f48dbcf33d530125 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?P=C3=A9ter=20Szil=C3=A1gyi?= <peterke@gmail.com>
Date: Mon, 8 Oct 2018 14:16:16 +0300
Subject: trie: remove unused originalRoot field (#17862)

---
 trie/trie.go | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/trie/trie.go b/trie/trie.go
index e920ccd23..af424d4ac 100644
--- a/trie/trie.go
+++ b/trie/trie.go
@@ -65,9 +65,8 @@ type LeafCallback func(leaf []byte, parent common.Hash) error
 //
 // Trie is not safe for concurrent use.
 type Trie struct {
-	db           *Database
-	root         node
-	originalRoot common.Hash
+	db   *Database
+	root node
 
 	// Cache generation values.
 	// cachegen increases by one with each commit operation.
@@ -98,8 +97,7 @@ func New(root common.Hash, db *Database) (*Trie, error) {
 		panic("trie.New called without a database")
 	}
 	trie := &Trie{
-		db:           db,
-		originalRoot: root,
+		db: db,
 	}
 	if root != (common.Hash{}) && root != emptyRoot {
 		rootnode, err := trie.resolveHash(root[:], nil)
-- 
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