From b57e93cf61576d3f4da576aeb678f9b9fe3229a4 Mon Sep 17 00:00:00 2001
From: Sean Gilligan <sean@msgilligan.com>
Date: Thu, 14 Apr 2022 08:06:01 -0700
Subject: [PATCH] DeterministicKeyChain: replace PeekingIterator with standard
 Iterator

No features of the PeekingIterator were being used.
---
 .../main/java/org/bitcoinj/wallet/DeterministicKeyChain.java  | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/core/src/main/java/org/bitcoinj/wallet/DeterministicKeyChain.java b/core/src/main/java/org/bitcoinj/wallet/DeterministicKeyChain.java
index 2b63e90bd..ece8e4bb1 100644
--- a/core/src/main/java/org/bitcoinj/wallet/DeterministicKeyChain.java
+++ b/core/src/main/java/org/bitcoinj/wallet/DeterministicKeyChain.java
@@ -29,8 +29,6 @@ import org.bitcoinj.wallet.listeners.KeyChainEventListener;
 
 import com.google.common.base.MoreObjects;
 import com.google.common.base.Stopwatch;
-import com.google.common.collect.Iterators;
-import com.google.common.collect.PeekingIterator;
 import com.google.protobuf.ByteString;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -808,7 +806,7 @@ public class DeterministicKeyChain implements EncryptableKeyChain {
 
         HDPath accountPath = HDPath.M();
         Script.ScriptType outputScriptType = Script.ScriptType.P2PKH;
-        PeekingIterator<Protos.Key> iter = Iterators.peekingIterator(keys.iterator());
+        Iterator<Protos.Key> iter = keys.iterator();
         while (iter.hasNext()) {
             Protos.Key key = iter.next();
             final Protos.Key.Type t = key.getType();