Fix handling of setting a single proxy in Proxy Settings API

chrome/browser/extensions/extension_proxy_apitest.cc

 // 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.
 
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/prefs/proxy_prefs.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/common/chrome_switches.h"
@@ skipping 99 matching lines @@
 IN_PROC_BROWSER_TEST_F(ProxySettingsApiTest, ProxyFixedSingle) {
   CommandLine::ForCurrentProcess()->AppendSwitch(
       switches::kEnableExperimentalExtensionApis);
 
   ASSERT_TRUE(RunExtensionTest("proxy/single")) << message_;
   const Extension* extension = GetSingleLoadedExtension();
   ASSERT_TRUE(extension);
 
   PrefService* pref_service = browser()->profile()->GetPrefs();
   ExpectSettings(ProxyPrefs::MODE_FIXED_SERVERS,
-                 "http=http://127.0.0.1:100;"
-                     "https=http://127.0.0.1:100;"
-                     "ftp=http://127.0.0.1:100;"
-                     "socks=http://9.9.9.9",
+                 "127.0.0.1:100",
                  kNoPac,
                  pref_service);
 }
 
 // Tests setting to use the system's proxy settings.
 IN_PROC_BROWSER_TEST_F(ProxySettingsApiTest, ProxySystem) {
   CommandLine::ForCurrentProcess()->AppendSwitch(
       switches::kEnableExperimentalExtensionApis);
 
   ASSERT_TRUE(RunExtensionTest("proxy/system")) << message_;
@@ skipping 92 matching lines @@
   CommandLine::ForCurrentProcess()->AppendSwitch(
       switches::kEnableExperimentalExtensionApis);
 
   ASSERT_TRUE(RunExtensionTest("proxy/individual_remove")) << message_;
   const Extension* extension = GetSingleLoadedExtension();
   ASSERT_TRUE(extension);
 
   PrefService* pref_service = browser()->profile()->GetPrefs();
   ExpectNoSettings(pref_service);
 }