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

net/quic/quic_flow_controller.cc

 // Copyright 2014 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/quic_flow_controller.h"
 
 #include "base/basictypes.h"
 #include "net/quic/quic_connection.h"
 #include "net/quic/quic_flags.h"
 #include "net/quic/quic_protocol.h"
 
 namespace net {
 
-#define ENDPOINT (is_server_ ? "Server: " : " Client: ")
+#define ENDPOINT \
+  (perspective_ == Perspective::IS_SERVER ? "Server: " : "Client: ")
 
 QuicFlowController::QuicFlowController(QuicConnection* connection,
                                        QuicStreamId id,
-                                       bool is_server,
+                                       Perspective perspective,
                                        QuicStreamOffset send_window_offset,
                                        QuicStreamOffset receive_window_offset,
                                        QuicByteCount max_receive_window)
     : connection_(connection),
       id_(id),
-      is_server_(is_server),
+      perspective_(perspective),
       bytes_consumed_(0),
       highest_received_byte_offset_(0),
       bytes_sent_(0),
       send_window_offset_(send_window_offset),
       receive_window_offset_(receive_window_offset),
       max_receive_window_(max_receive_window),
       last_blocked_send_window_offset_(0) {
   DVLOG(1) << ENDPOINT << "Created flow controller for stream " << id_
            << ", setting initial receive window offset to: "
            << receive_window_offset_
@@ skipping 114 matching lines @@
 }
 
 uint64 QuicFlowController::SendWindowSize() const {
   if (bytes_sent_ > send_window_offset_) {
     return 0;
   }
   return send_window_offset_ - bytes_sent_;
 }
 
 }  // namespace net