Enable AltSvc pooling by default.

components/network_session_configurator/switches.cc

 // Copyright 2016 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 "components/network_session_configurator/switches.h"
 
 namespace switches {
 
 // Disables the HTTP/2 and SPDY/3.1 protocols.
 const char kDisableHttp2[] = "disable-http2";
 
 // Disables the QUIC protocol.
 const char kDisableQuic[] = "disable-quic";
 
 // Disable use of Chromium's port selection for the ephemeral port via bind().
 // This only has an effect if QUIC protocol is enabled.
 const char kDisableQuicPortSelection[] = "disable-quic-port-selection";
 
-// Enables support for HTTP alternative services.
-const char kEnableAlternativeServices[] = "enable-alternative-services";
-
 // Enables the QUIC protocol.  This is a temporary testing flag.
 const char kEnableQuic[] = "enable-quic";
 
 // Enable use of Chromium's port selection for the ephemeral port via bind().
 // This only has an effect if the QUIC protocol is enabled.
 const char kEnableQuicPortSelection[] = "enable-quic-port-selection";
 
 // Ignores certificate-related errors.
 const char kIgnoreCertificateErrors[] = "ignore-certificate-errors";
 
@@ skipping 17 matching lines @@
 const char kQuicMaxPacketLength[] = "quic-max-packet-length";
 
 // Specifies the version of QUIC to use.
 const char kQuicVersion[] = "quic-version";
 
 // Allows for forcing socket connections to http/https to use fixed ports.
 const char kTestingFixedHttpPort[] = "testing-fixed-http-port";
 const char kTestingFixedHttpsPort[] = "testing-fixed-https-port";
 
 }  // namespace switches