Add an option ProxyService::Create() to disable use of proxy auto-config....

chrome/test/plugin/plugin_test.cpp

 // Copyright (c) 2010 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.
 
 // Tests for the top plugins to catch regressions in our plugin host code, as
 // well as in the out of process code.  Currently this tests:
 //  Flash
 //  Real
 //  QuickTime
 //  Windows Media Player
@@ skipping 207 matching lines @@
       host_resolver_ =
           net::CreateSystemHostResolver(net::HostResolver::kDefaultParallelism,
                                         NULL);
       net::ProxyConfigService* proxy_config_service =
           net::ProxyService::CreateSystemProxyConfigService(NULL, NULL);
       DCHECK(proxy_config_service);
 
       const size_t kNetLogBound = 50u;
       net_log_.reset(new net::CapturingNetLog(kNetLogBound));
 
-      proxy_service_ = net::ProxyService::Create(proxy_config_service, false, 0,
-                                                 this, net_log_.get(),
-                                                 MessageLoop::current());
+      proxy_service_ = net::ProxyService::CreateUsingSystemProxyResolver(
+          proxy_config_service, 0, net_log_.get());
       DCHECK(proxy_service_);
 
       ssl_config_service_ = new net::SSLConfigServiceDefaults;
       http_auth_handler_factory_ = net::HttpAuthHandlerFactory::CreateDefault(
           host_resolver_);
       http_transaction_factory_ = new net::HttpCache(
           net::HttpNetworkLayer::CreateFactory(host_resolver_,
                                                NULL /* dnsrr_resolver */,
                                                proxy_service_,
                                                ssl_config_service_,
@@ skipping 57 matching lines @@
 TEST_F(PluginInstallerDownloadTest, PluginInstallerDownloadPathTest) {
   MessageLoop loop(MessageLoop::TYPE_IO);
   Start();
   loop.Run();
 
   EXPECT_TRUE(success());
   EXPECT_TRUE(initial_download_path().BaseName().value() ==
               final_download_path().BaseName().value());
 }
 #endif  // defined(OS_WIN)