Change ProxyRules to handle ProxyLists rather than just single ProxyServer instances.

chrome/browser/net/pref_proxy_config_tracker_impl_unittest.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/browser/net/pref_proxy_config_tracker_impl.h"
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/message_loop.h"
 #include "base/prefs/pref_registry_simple.h"
@@ skipping 128 matching lines @@
       prefs::kProxy,
       ProxyConfigDictionary::CreateFixedServers("http://example.com:3128", ""));
   loop_.RunUntilIdle();
 
   net::ProxyConfig actual_config;
   EXPECT_EQ(net::ProxyConfigService::CONFIG_VALID,
             proxy_config_service_->GetLatestProxyConfig(&actual_config));
   EXPECT_FALSE(actual_config.auto_detect());
   EXPECT_EQ(net::ProxyConfig::ProxyRules::TYPE_SINGLE_PROXY,
             actual_config.proxy_rules().type);
-  EXPECT_EQ(actual_config.proxy_rules().single_proxy,
+  EXPECT_EQ(actual_config.proxy_rules().single_proxies.Get(),
             net::ProxyServer::FromURI("http://example.com:3128",
                                       net::ProxyServer::SCHEME_HTTP));
 
   pref_service_->SetManagedPref(prefs::kProxy,
                                 ProxyConfigDictionary::CreateAutoDetect());
   loop_.RunUntilIdle();
 
   EXPECT_EQ(net::ProxyConfigService::CONFIG_VALID,
             proxy_config_service_->GetLatestProxyConfig(&actual_config));
   EXPECT_TRUE(actual_config.auto_detect());
@@ skipping 317 matching lines @@
     net::ProxyRulesExpectation::Empty(),
   },
 };
 
 INSTANTIATE_TEST_CASE_P(
     PrefProxyConfigTrackerImplCommandLineTestInstance,
     PrefProxyConfigTrackerImplCommandLineTest,
     testing::ValuesIn(kCommandLineTestParams));
 
 }  // namespace