Add a command line option to turn off retry attempts to resolve host

chrome/service/net/service_url_request_context.cc

 // Copyright (c) 2011 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 "chrome/service/net/service_url_request_context.h"
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
 #include <sys/utsname.h>
 #endif
 
@@ skipping 93 matching lines @@
 
 }  // namespace
 
 ServiceURLRequestContext::ServiceURLRequestContext(
     const std::string& user_agent,
     net::ProxyConfigService* net_proxy_config_service)
     : user_agent_(user_agent),
       ALLOW_THIS_IN_INITIALIZER_LIST(storage_(this)) {
   storage_.set_host_resolver(
       net::CreateSystemHostResolver(net::HostResolver::kDefaultParallelism,
+                                    net::HostResolver::kDefaultRetryAttempts,
                                     NULL));
   storage_.set_proxy_service(net::ProxyService::CreateUsingSystemProxyResolver(
       net_proxy_config_service, 0u, NULL));
   storage_.set_cert_verifier(new net::CertVerifier);
   storage_.set_dnsrr_resolver(new net::DnsRRResolver);
   storage_.set_ftp_transaction_factory(
       new net::FtpNetworkLayer(host_resolver()));
   storage_.set_ssl_config_service(new net::SSLConfigServiceDefaults);
   storage_.set_http_auth_handler_factory(
       net::HttpAuthHandlerFactory::CreateDefault(host_resolver()));
@@ skipping 51 matching lines @@
                                      proxy_config_service_.release());
   return url_request_context_;
 }
 
 scoped_refptr<base::MessageLoopProxy>
 ServiceURLRequestContextGetter::GetIOMessageLoopProxy() const {
   return io_message_loop_proxy_;
 }
 
 ServiceURLRequestContextGetter::~ServiceURLRequestContextGetter() {}