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

net/quic/quic_protocol.h

 // 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.
 
 #ifndef NET_QUIC_QUIC_PROTOCOL_H_
 #define NET_QUIC_QUIC_PROTOCOL_H_
 
 #include <stddef.h>
 #include <limits>
 #include <list>
@@ skipping 175 matching lines @@
 enum HasRetransmittableData {
   NO_RETRANSMITTABLE_DATA,
   HAS_RETRANSMITTABLE_DATA,
 };
 
 enum IsHandshake {
   NOT_HANDSHAKE,
   IS_HANDSHAKE
 };
 
+enum class Perspective { IS_SERVER, IS_CLIENT };
+
+NET_EXPORT_PRIVATE std::ostream& operator<<(std::ostream& os,
+                                            const Perspective& s);
+
 // Indicates FEC protection level for data being written.
 enum FecProtection {
   MUST_FEC_PROTECT,  // Callee must FEC protect this data.
   MAY_FEC_PROTECT    // Callee does not have to but may FEC protect this data.
 };
 
 // Indicates FEC policy.
 enum FecPolicy {
   FEC_PROTECT_ALWAYS,   // All data in the stream should be FEC protected.
   FEC_PROTECT_OPTIONAL  // Data in the stream does not need FEC protection.
@@ skipping 834 matching lines @@
   bool in_flight;
   // True if the packet can never be acked, so it can be removed.
   bool is_unackable;
   // True if the packet is an FEC packet.
   bool is_fec_packet;
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_PROTOCOL_H_