Changed ChromeURLDataManager to a ProfileKeyedService and made a Factory for it.

chrome/browser/ui/webui/ntp/most_visited_handler.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/most_visited_handler.h"
 
 #include <set>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 34 matching lines @@
     : got_first_most_visited_request_(false) {
 }
 
 MostVisitedHandler::~MostVisitedHandler() {
 }
 
 void MostVisitedHandler::RegisterMessages() {
   Profile* profile = Profile::FromWebUI(web_ui());
   // Set up our sources for thumbnail and favicon data.
   ThumbnailSource* thumbnail_src = new ThumbnailSource(profile);
-  profile->GetChromeURLDataManager()->AddDataSource(thumbnail_src);
+  ChromeURLDataManager::AddDataSource(profile, thumbnail_src);
 
-  profile->GetChromeURLDataManager()->AddDataSource(
+  ChromeURLDataManager::AddDataSource(profile,
       new FaviconSource(profile, FaviconSource::FAVICON));
 
   history::TopSites* ts = profile->GetTopSites();
   if (ts) {
     // TopSites updates itself after a delay. This is especially noticable when
     // your profile is empty. Ask TopSites to update itself when we're about to
     // show the new tab page.
     ts->SyncWithHistory();
 
     // Register for notification when TopSites changes so that we can update
@@ skipping 135 matching lines @@
 
 std::string MostVisitedHandler::GetDictionaryKeyForURL(const std::string& url) {
   return base::MD5String(url);
 }
 
 // static
 void MostVisitedHandler::RegisterUserPrefs(PrefService* prefs) {
   prefs->RegisterDictionaryPref(prefs::kNtpMostVisitedURLsBlacklist,
                                 PrefService::UNSYNCABLE_PREF);
 }