[Sync] Move SyncPrefs into sync_driver component

chrome/browser/ui/webui/ntp/ntp_resource_cache.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/ntp/ntp_resource_cache.h"
 
 #include <string>
 #include <vector>
 
 #include "base/command_line.h"
@@ skipping 157 matching lines @@
                  content::Source<ThemeService>(
                      ThemeServiceFactory::GetForProfile(profile)));
   registrar_.Add(this, chrome::NOTIFICATION_PROMO_RESOURCE_STATE_CHANGED,
                  content::NotificationService::AllSources());
 
   base::Closure callback = base::Bind(&NTPResourceCache::OnPreferenceChanged,
                                       base::Unretained(this));
 
   // Watch for pref changes that cause us to need to invalidate the HTML cache.
   profile_pref_change_registrar_.Init(profile_->GetPrefs());
-  profile_pref_change_registrar_.Add(prefs::kSyncAcknowledgedSyncTypes,
-                                     callback);
   profile_pref_change_registrar_.Add(prefs::kShowBookmarkBar, callback);
   profile_pref_change_registrar_.Add(prefs::kNtpShownPage, callback);
   profile_pref_change_registrar_.Add(prefs::kSignInPromoShowNTPBubble,
                                      callback);
   profile_pref_change_registrar_.Add(prefs::kHideWebStoreIcon, callback);
 
   // Some tests don't have a local state.
 #if defined(ENABLE_APP_LIST)
   if (g_browser_process->local_state()) {
     local_state_pref_change_registrar_.Init(g_browser_process->local_state());
@@ skipping 517 matching lines @@
   // Get our template.
   static const base::StringPiece new_tab_theme_css(
       ResourceBundle::GetSharedInstance().GetRawDataResource(
           IDR_NEW_TAB_4_THEME_CSS));
 
   // Create the string from our template and the replacements.
   std::string css_string;
   css_string = ReplaceStringPlaceholders(new_tab_theme_css, subst, NULL);
   new_tab_css_ = base::RefCountedString::TakeString(&css_string);
 }