Move quic_bug_tracker to quic/platform. No functional change expected.

net/quic/core/quic_received_packet_manager.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/core/quic_received_packet_manager.h"
 
 #include <limits>
 #include <utility>
 
 #include "base/logging.h"
 #include "base/stl_util.h"
 #include "net/base/linked_hash_map.h"
 #include "net/quic/core/crypto/crypto_protocol.h"
-#include "net/quic/core/quic_bug_tracker.h"
 #include "net/quic/core/quic_connection_stats.h"
+#include "net/quic/platform/api/quic_bug_tracker.h"
 
 namespace net {
 
 namespace {
 
 // The maximum number of packets to ack immediately after a missing packet for
 // fast retransmission to kick in at the sender.  This limit is created to
 // reduce the number of acks sent that have no benefit for fast retransmission.
 // Set to the number of nacks needed for fast retransmit plus one for protection
 // against an ack loss
@@ skipping 116 matching lines @@
 
 bool QuicReceivedPacketManager::ack_frame_updated() const {
   return ack_frame_updated_;
 }
 
 QuicPacketNumber QuicReceivedPacketManager::GetLargestObserved() const {
   return ack_frame_.largest_observed;
 }
 
 }  // namespace net