Topsites become keyedService based.

chrome/browser/android/provider/chrome_browser_provider.h

 // 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.
 
 #ifndef CHROME_BROWSER_ANDROID_PROVIDER_CHROME_BROWSER_PROVIDER_H_
 #define CHROME_BROWSER_ANDROID_PROVIDER_CHROME_BROWSER_PROVIDER_H_
 
 #include "base/android/jni_weak_ref.h"
 #include "base/android/scoped_java_ref.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/scoped_observer.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/task/cancelable_task_tracker.h"
 #include "components/bookmarks/browser/base_bookmark_model_observer.h"
 #include "components/history/core/android/android_history_types.h"
 #include "components/history/core/browser/history_service_observer.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 
 class AndroidHistoryProviderService;
 class FaviconService;
 class Profile;
 
 namespace history {
-class TopSites;
+class TopSitesProvider;
 }
 
 namespace sql {
 class Statement;
 }
 
 // This class implements the native methods of ChromeBrowserProvider.java
 class ChromeBrowserProvider : public bookmarks::BaseBookmarkModelObserver,
                               public content::NotificationObserver,
                               public history::HistoryServiceObserver {
@@ skipping 163 matching lines @@
 
   JavaObjectWeakGlobalRef weak_java_provider_;
 
   // Profile must outlive this object.
   //
   // BookmarkModel, HistoryService and history::TopSites lifetime is bound to
   // the lifetime of Profile, they are safe to use as long as the Profile is
   // alive.
   Profile* profile_;
   BookmarkModel* bookmark_model_;
-  history::TopSites* top_sites_;
+  history::TopSitesProvider* top_sites_provider_;
   FaviconService* favicon_service_;
 
   scoped_ptr<AndroidHistoryProviderService> service_;
 
   base::CancelableTaskTracker cancelable_task_tracker_;
 
   // Used to register/unregister notification observer.
   content::NotificationRegistrar notification_registrar_;
   ScopedObserver<HistoryService, HistoryServiceObserver>
       history_service_observer_;
 
   bool handling_extensive_changes_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeBrowserProvider);
 };
 
 #endif  // CHROME_BROWSER_ANDROID_PROVIDER_CHROME_BROWSER_PROVIDER_H_