Create a Perspective enum to use instead of a bool is_server to improve

net/quic/congestion_control/tcp_cubic_sender_test.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 <algorithm>
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "net/quic/congestion_control/rtt_stats.h"
 #include "net/quic/congestion_control/tcp_cubic_sender.h"
@@ skipping 483 matching lines @@
                                     HAS_RETRANSMITTABLE_DATA));
 }
 
 TEST_F(TcpCubicSenderTest, ConfigureMaxInitialWindow) {
   QuicConfig config;
 
   // Verify that kCOPT: kIW10 forces the congestion window to the default of 10.
   QuicTagVector options;
   options.push_back(kIW10);
   QuicConfigPeer::SetReceivedConnectionOptions(&config, options);
-  sender_->SetFromConfig(config,
-                         /* is_server= */ true,
+  sender_->SetFromConfig(config, Perspective::IS_SERVER,
                          /* using_pacing= */ false);
   EXPECT_EQ(10u, sender_->congestion_window());
 }
 
 TEST_F(TcpCubicSenderTest, DisableAckTrainDetectionWithPacing) {
   EXPECT_TRUE(sender_->hybrid_slow_start().ack_train_detection());
 
   QuicConfig config;
-  sender_->SetFromConfig(config,
-                         /* is_server= */ true,
+  sender_->SetFromConfig(config, Perspective::IS_SERVER,
                          /* using_pacing= */ true);
   EXPECT_FALSE(sender_->hybrid_slow_start().ack_train_detection());
 }
 
 TEST_F(TcpCubicSenderTest, 2ConnectionCongestionAvoidanceAtEndOfRecovery) {
   sender_->SetNumEmulatedConnections(2);
   // Ack 10 packets in 5 acks to raise the CWND to 20.
   const int kNumberOfAcks = 5;
   for (int i = 0; i < kNumberOfAcks; ++i) {
     // Send our full send window.
@@ skipping 128 matching lines @@
 
   cached_network_params.set_bandwidth_estimate_bytes_per_second(
       (kMinCongestionWindowForBandwidthResumption - 1) * kMaxPacketSize);
   EXPECT_TRUE(sender_->ResumeConnectionState(cached_network_params));
   EXPECT_EQ(kMinCongestionWindowForBandwidthResumption,
             sender_->congestion_window());
 }
 
 }  // namespace test
 }  // namespace net