Introduce //components/user_prefs, use to eliminate c/b/prefs dependency in Autofill.

chrome/browser/ui/webui/options/preferences_browsertest.cc

 // Copyright (c) 2012 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/ui/webui/options/preferences_browsertest.h"
 
 #include <iostream>
 #include <sstream>
 
 #include "base/json/json_reader.h"
 #include "base/json/json_writer.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/prefs/pref_service.h"
 #include "base/stl_util.h"
 #include "base/values.h"
 #include "chrome/browser/policy/browser_policy_connector.h"
 #include "chrome/browser/policy/policy_map.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/test/base/ui_test_utils.h"
+#include "components/user_prefs/user_prefs.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_source.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/test/browser_test_utils.h"
 #include "googleurl/src/gurl.h"
 #include "policy/policy_constants.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #if defined(OS_CHROMEOS)
@@ skipping 39 matching lines @@
 // Navigates to the settings page, causing the JavaScript pref handling code to
 // load and injects JavaScript testing code.
 void PreferencesBrowserTest::SetUpOnMainThread() {
   ui_test_utils::NavigateToURL(browser(),
                                GURL(chrome::kChromeUISettingsFrameURL));
   content::WebContents* web_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
   ASSERT_TRUE(web_contents);
   render_view_host_ = web_contents->GetRenderViewHost();
   ASSERT_TRUE(render_view_host_);
-  pref_change_registrar_.Init(
-      PrefServiceFromBrowserContext(browser()->profile()));
+  pref_change_registrar_.Init(components::UserPrefs::Get(browser()->profile()));
   pref_service_ = browser()->profile()->GetPrefs();
   ASSERT_TRUE(content::ExecuteScript(render_view_host_,
       "function TestEnv() {"
       "  this.sentinelName_ = 'download.prompt_for_download';"
       "  this.prefs_ = [];"
       "  TestEnv.instance_ = this;"
       "}"
       ""
       "TestEnv.handleEvent = function(event) {"
       "  var env = TestEnv.instance_;"
@@ skipping 642 matching lines @@
   // Do not set the Boolean pref. It will toogle automatically.
   for (size_t i = 1; i < pref_names_.size(); ++i)
     chromeos::proxy_cros_settings_parser::SetProxyPrefValue(
         profile, pref_names_[i], non_default_values_[i]->DeepCopy());
   SetupJavaScriptTestEnvironment(pref_names_, &observed_json);
   VerifyObservedPrefs(observed_json, pref_names_, non_default_values_,
                       "", false, false);
 }
 
 #endif