From 723c99d15e16cce671d7d46fdf585f34a9b47e6e Mon Sep 17 00:00:00 2001
From: Christopher Jeffrey <chjjeffrey@gmail.com>
Date: Mon, 17 Jul 2017 22:17:37 -0700
Subject: [PATCH] coins: remove useless undo method.

---
 lib/coins/undocoins.js | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/lib/coins/undocoins.js b/lib/coins/undocoins.js
index 2494b171..7808bfe9 100644
--- a/lib/coins/undocoins.js
+++ b/lib/coins/undocoins.js
@@ -32,10 +32,11 @@ function UndoCoins() {
 /**
  * Push coin entry onto undo coin array.
  * @param {CoinEntry}
+ * @returns {Number}
  */
 
 UndoCoins.prototype.push = function push(coin) {
-  this.items.push(coin);
+  return this.items.push(coin);
 };
 
 /**
@@ -118,15 +119,6 @@ UndoCoins.prototype.commit = function commit() {
   return raw;
 };
 
-/**
- * Retrieve the last undo coin.
- * @returns {UndoCoin}
- */
-
-UndoCoins.prototype.top = function top() {
-  return this.items[this.items.length - 1];
-};
-
 /**
  * Re-apply undo coins to a view, effectively unspending them.
  * @param {CoinView} view