Update chrome for new prefs location.

chrome/browser/prefetch/prefetch_browsertest.cc

 // Copyright 2013 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 "base/base_switches.h"
 #include "base/command_line.h"
-#include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/net/prediction_options.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/pref_names.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
+#include "components/prefs/pref_service.h"
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/test/browser_test_utils.h"
 #include "net/base/network_change_notifier.h"
 #include "net/test/embedded_test_server/embedded_test_server.h"
 
 using chrome_browser_net::NetworkPredictionOptions;
 using net::NetworkChangeNotifier;
 
 namespace {
@@ skipping 118 matching lines @@
       Browser::CreateParams(incognito_profile, browser()->host_desktop_type()));
 
   // Navigate just to have a tab in this window, otherwise there is no
   // WebContents for the incognito browser.
   OpenURLOffTheRecord(browser()->profile(), GURL("about:blank"));
 
   EXPECT_TRUE(RunPrefetchExperiment(true, incognito_browser));
 }
 
 }  // namespace