Rename quic_protocol to quic_packets. No behavior change.

net/quic/test_tools/quic_received_packet_manager_peer.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/quic/test_tools/quic_received_packet_manager_peer.h"
 
-#include "net/quic/core/quic_protocol.h"
+#include "net/quic/core/quic_packets.h"
 #include "net/quic/core/quic_received_packet_manager.h"
 
 namespace net {
 namespace test {
 
 // static
 bool QuicReceivedPacketManagerPeer::DontWaitForPacketsBefore(
     QuicReceivedPacketManager* received_packet_manager,
     QuicPacketNumber least_unacked) {
   return received_packet_manager->DontWaitForPacketsBefore(least_unacked);
 }
 
 }  // namespace test
 }  // namespace net