Add QuicSentPacketManagerInterface, and QuicSentPacketManager implements it. No functional change e…

net/quic/test_tools/quic_test_utils.cc

 // Copyright (c) 2012 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_test_utils.h"
 
 #include <memory>
 
 #include "base/sha1.h"
 #include "base/stl_util.h"
@@ skipping 319 matching lines @@
 
 PacketSavingConnection::~PacketSavingConnection() {
   STLDeleteElements(&encrypted_packets_);
 }
 
 void PacketSavingConnection::SendOrQueuePacket(SerializedPacket* packet) {
   encrypted_packets_.push_back(new QuicEncryptedPacket(
       QuicUtils::CopyBuffer(*packet), packet->encrypted_length, true));
   // Transfer ownership of the packet to the SentPacketManager and the
   // ack notifier to the AckNotifierManager.
-  sent_packet_manager_.OnPacketSent(packet, kInvalidPathId, 0, QuicTime::Zero(),
-                                    NOT_RETRANSMISSION,
-                                    HAS_RETRANSMITTABLE_DATA);
+  sent_packet_manager_->OnPacketSent(packet, kInvalidPathId, 0,
+                                     QuicTime::Zero(), NOT_RETRANSMISSION,
+                                     HAS_RETRANSMITTABLE_DATA);
 }
 
 MockQuicSession::MockQuicSession(QuicConnection* connection)
     : QuicSession(connection, DefaultQuicConfig()) {
   crypto_stream_.reset(new QuicCryptoStream(this));
   Initialize();
   ON_CALL(*this, WritevData(_, _, _, _, _, _))
       .WillByDefault(testing::Return(QuicConsumedData(0, false)));
 }
 
@@ skipping 531 matching lines @@
   // strike register worries that we've just overflowed a uint32_t time.
   (*server_connection)->AdvanceTime(connection_start_time);
 }
 
 QuicStreamId QuicClientDataStreamId(int i) {
   return kClientDataStreamId1 + 2 * i;
 }
 
 }  // namespace test
 }  // namespace net