Remove |parse_alternative_service| flag.

net/http/http_server_properties.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_HTTP_HTTP_SERVER_PROPERTIES_H_
 #define NET_HTTP_HTTP_SERVER_PROPERTIES_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 196 matching lines @@
 typedef base::MRUCache<url::SchemeHostPort, AlternativeServiceInfoVector>
     AlternativeServiceMap;
 typedef base::MRUCache<url::SchemeHostPort, SettingsMap> SpdySettingsMap;
 typedef base::MRUCache<url::SchemeHostPort, ServerNetworkStats>
     ServerNetworkStatsMap;
 typedef base::MRUCache<QuicServerId, std::string> QuicServerInfoMap;
 
 // Persist 5 QUIC Servers. This is mainly used by cronet.
 const int kMaxQuicServersToPersist = 5;
 
-extern const char kAlternateProtocolHeader[];
 extern const char kAlternativeServiceHeader[];
 
 // The interface for setting/retrieving the HTTP server properties.
 // Currently, this class manages servers':
 // * SPDY support (based on NPN results).
 // * alternative service support.
 // * SPDY Settings (like CWND ID field).
 // * QUIC data (like ServerNetworkStats and QuicServerInfo).
 //
 // Embedders must ensure that HttpServerProperites is completely initialized
@@ skipping 147 matching lines @@
   virtual void SetMaxServerConfigsStoredInProperties(
       size_t max_server_configs_stored_in_properties) = 0;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(HttpServerProperties);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_HTTP_SERVER_PROPERTIES_H_