Revert 276642 "Turn FaviconClient into a Keyed service."

trunk/src/chrome/browser/favicon/chrome_favicon_client_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/favicon/chrome_favicon_client_factory.h"
-
-#include "chrome/browser/profiles/profile.h"
-#include "components/keyed_service/content/browser_context_dependency_manager.h"
-
-ChromeFaviconClientFactory::ChromeFaviconClientFactory()
-    : BrowserContextKeyedServiceFactory(
-          "ChromeFaviconClient",
-          BrowserContextDependencyManager::GetInstance()) {
-}
-
-ChromeFaviconClientFactory::~ChromeFaviconClientFactory() {
-}
-
-// static
-FaviconClient* ChromeFaviconClientFactory::GetForProfile(Profile* profile) {
-  if (!profile->IsOffTheRecord()) {
-    return static_cast<FaviconClient*>(
-        GetInstance()->GetServiceForBrowserContext(profile, true));
-  }
-  // Profile must be OffTheRecord in this case.
-  return static_cast<FaviconClient*>(GetInstance()->GetServiceForBrowserContext(
-      profile->GetOriginalProfile(), true));
-}
-
-// static
-ChromeFaviconClientFactory* ChromeFaviconClientFactory::GetInstance() {
-  return Singleton<ChromeFaviconClientFactory>::get();
-}
-
-KeyedService* ChromeFaviconClientFactory::BuildServiceInstanceFor(
-    content::BrowserContext* context) const {
-  ChromeFaviconClient* client =
-      new ChromeFaviconClient(Profile::FromBrowserContext(context));
-  return client;
-}
-
-bool ChromeFaviconClientFactory::ServiceIsNULLWhileTesting() const {
-  return true;
-}