Remove obsolete QUIC disabling code.

net/url_request/url_request_context_builder.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.
 
 // This class is useful for building a simple URLRequestContext. Most creators
 // of new URLRequestContexts should use this helper class to construct it. Call
 // any configuration params, and when done, invoke Build() to construct the
 // URLRequestContext. This URLRequestContext will own all its own storage.
 //
 // URLRequestContextBuilder and its associated params classes are initially
@@ skipping 79 matching lines @@
     // These fields mirror those in HttpNetworkSession::Params;
     bool ignore_certificate_errors;
     HostMappingRules* host_mapping_rules;
     uint16_t testing_fixed_http_port;
     uint16_t testing_fixed_https_port;
     bool enable_http2;
     bool enable_quic;
     std::string quic_user_agent_id;
     int quic_max_server_configs_stored_in_properties;
     bool quic_delay_tcp_race;
-    int quic_max_number_of_lossy_connections;
     std::unordered_set<std::string> quic_host_whitelist;
     bool quic_prefer_aes;
-    float quic_packet_loss_threshold;
     int quic_idle_connection_timeout_seconds;
     QuicTagVector quic_connection_options;
     bool quic_close_sessions_on_ip_change;
     bool quic_migrate_sessions_on_network_change;
     bool quic_migrate_sessions_early;
     bool quic_disable_bidirectional_streams;
     bool quic_race_cert_verification;
   };
 
   URLRequestContextBuilder();
@@ skipping 116 matching lines @@
   void set_quic_max_server_configs_stored_in_properties(
       int quic_max_server_configs_stored_in_properties) {
     http_network_session_params_.quic_max_server_configs_stored_in_properties =
         quic_max_server_configs_stored_in_properties;
   }
 
   void set_quic_delay_tcp_race(bool quic_delay_tcp_race) {
     http_network_session_params_.quic_delay_tcp_race = quic_delay_tcp_race;
   }
 
-  void set_quic_max_number_of_lossy_connections(
-      int quic_max_number_of_lossy_connections) {
-    http_network_session_params_.quic_max_number_of_lossy_connections =
-        quic_max_number_of_lossy_connections;
-  }
-
-  void set_quic_packet_loss_threshold(float quic_packet_loss_threshold) {
-    http_network_session_params_.quic_packet_loss_threshold =
-        quic_packet_loss_threshold;
-  }
-
   void set_quic_idle_connection_timeout_seconds(
       int quic_idle_connection_timeout_seconds) {
     http_network_session_params_.quic_idle_connection_timeout_seconds =
         quic_idle_connection_timeout_seconds;
   }
 
   void set_quic_host_whitelist(
       const std::unordered_set<std::string>& quic_host_whitelist) {
     http_network_session_params_.quic_host_whitelist = quic_host_whitelist;
   }
@@ skipping 122 matching lines @@
   // Not owned by the context builder. Once it is set to a non-null value, it
   // is guaranteed to be non-null during the lifetime of |this|.
   SocketPerformanceWatcherFactory* socket_performance_watcher_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(URLRequestContextBuilder);
 };
 
 }  // namespace net
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_CONTEXT_BUILDER_H_