Minor cleanup of obsolete comment and code. No functional change.

net/quic/quic_connection.cc

Index: net/quic/quic_connection.cc
diff --git a/net/quic/quic_connection.cc b/net/quic/quic_connection.cc
index 91bca3152011a31c9676f65de28b141129087963..12f929021fa5177cfadbb030d211060a8207d4d8 100644
--- a/net/quic/quic_connection.cc
+++ b/net/quic/quic_connection.cc
@@ -982,9 +982,8 @@ void QuicConnection::MaybeQueueAck() {
     if (ack_alarm_->IsSet()) {
       ack_queued_ = true;
     } else {
-      // Send an ack much more quickly for crypto handshake packets.
-      QuicTime::Delta delayed_ack_time = sent_packet_manager_.DelayedAckTime();
-      ack_alarm_->Set(clock_->ApproximateNow().Add(delayed_ack_time));
+      ack_alarm_->Set(
+          clock_->ApproximateNow().Add(sent_packet_manager_.DelayedAckTime()));
       DVLOG(1) << "Ack timer set; next packet or timer will trigger ACK.";
     }
   }