Topsites become keyedService based.

chrome/browser/history/top_sites_service_factory.cc

+// Copyright 2014 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/history/top_sites_service_factory.h"
+
+#include "chrome/browser/history/top_sites_impl.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/common/chrome_constants.h"
+#include "components/keyed_service/content/browser_context_dependency_manager.h"
+
+using namespace history;
+
+// static
+scoped_refptr<history::TopSites> TopSitesServiceFactory::GetForProfile(
+    Profile* profile) {
+  return static_cast<history::TopSites*>(
+      GetInstance()->GetServiceForBrowserContext(profile, true).get());
+}
+
+// static
+scoped_refptr<history::TopSites> TopSitesServiceFactory::GetForProfileIfExists(
+    Profile* profile) {
+  return static_cast<history::TopSites*>(
+      GetInstance()->GetServiceForBrowserContext(profile, false).get());
+}
+
+// static
+TopSitesServiceFactory* TopSitesServiceFactory::GetInstance() {
+  return Singleton<TopSitesServiceFactory>::get();
+}
+
+// static
+scoped_refptr<RefcountedKeyedService>
+TopSitesServiceFactory::BuildProfileForTesting(
+    content::BrowserContext* profile) {
+  scoped_refptr<TopSitesImpl> provider(
+      new TopSitesImpl(static_cast<Profile*>(profile)));
+  provider->Init(profile->GetPath().Append(chrome::kTopSitesFilename));
+  return provider;
+}
+
+// static
+scoped_refptr<RefcountedKeyedService>
+TopSitesServiceFactory::CreateCustomTopSitesServiceFactory(
+    history::TopSites* top_sites) {
+  scoped_refptr<history::TopSites> provider(top_sites);
+  return provider;
+}
+
+TopSitesServiceFactory::TopSitesServiceFactory()
+    : RefcountedBrowserContextKeyedServiceFactory(
+          "TopSitesService",
+          BrowserContextDependencyManager::GetInstance()) {
+}
+
+TopSitesServiceFactory::~TopSitesServiceFactory() {
+}
+
+scoped_refptr<RefcountedKeyedService>
+TopSitesServiceFactory::BuildServiceInstanceFor(
+    content::BrowserContext* profile) const {
+  scoped_refptr<TopSitesImpl> provider(
+      new TopSitesImpl(static_cast<Profile*>(profile)));
+  provider->Init(profile->GetPath().Append(chrome::kTopSitesFilename));
+  return provider;
+}