Rather than passing initial_flow_control_window all the way down the

net/tools/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/tools/quic/test_tools/quic_test_utils.h"
 
 #include "net/quic/quic_connection.h"
 #include "net/quic/test_tools/quic_connection_peer.h"
 #include "net/quic/test_tools/quic_test_utils.h"
 #include "net/tools/quic/quic_epoll_connection_helper.h"
@@ skipping 63 matching lines @@
                                   least_unacked);
   // Add enough missing packets to get num_nack_ranges nack ranges.
   for (QuicPacketSequenceNumber i = 1; i < 2 * num_nack_ranges; i += 2) {
     ack.received_info.missing_packets.insert(least_unacked + i);
   }
   return ack;
 }
 
 TestSession::TestSession(QuicConnection* connection,
                          const QuicConfig& config)
-  : QuicSession(connection, kInitialFlowControlWindowForTest, config),
-      crypto_stream_(NULL) {
+  : QuicSession(connection, config),
+    crypto_stream_(NULL) {
 }
 
 TestSession::~TestSession() {}
 
 void TestSession::SetCryptoStream(QuicCryptoStream* stream) {
   crypto_stream_ = stream;
 }
 
 QuicCryptoStream* TestSession::GetCryptoStream() {
   return crypto_stream_;
@@ skipping 13 matching lines @@
 
 MockAckNotifierDelegate::MockAckNotifierDelegate() {
 }
 
 MockAckNotifierDelegate::~MockAckNotifierDelegate() {
 }
 
 }  // namespace test
 }  // namespace tools
 }  // namespace net