Update chrome for new prefs location.

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

 // Copyright 2015 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/multilanguage_options_browsertest.h"
 
 #include <string>
 
 #include "base/command_line.h"
-#include "base/prefs/pref_service.h"
 #include "build/build_config.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
+#include "components/prefs/pref_service.h"
 
 MultilanguageOptionsBrowserTest::MultilanguageOptionsBrowserTest() {
 }
 
 MultilanguageOptionsBrowserTest::~MultilanguageOptionsBrowserTest() {
 }
 
 void MultilanguageOptionsBrowserTest::ClearSpellcheckDictionaries() {
   SetDictionariesPref(base::ListValue());
 }
@@ skipping 11 matching lines @@
   dictionaries.AppendString("fr");
   SetDictionariesPref(dictionaries);
   browser()->profile()->GetPrefs()->SetString(prefs::kSpellCheckDictionary,
                                               std::string());
 }
 
 void MultilanguageOptionsBrowserTest::SetDictionariesPref(
     const base::ListValue& value) {
   browser()->profile()->GetPrefs()->Set(prefs::kSpellCheckDictionaries, value);
 }