chrome/browser/favicon/large_icon_service_factory.cc

// Copyright 2015 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/large_icon_service_factory.h"

#include "base/memory/singleton.h"
#include "base/task/post_task.h"
#include "build/build_config.h"
#include "chrome/browser/favicon/favicon_service_factory.h"
#include "chrome/browser/image_fetcher/image_decoder_impl.h"
#include "chrome/browser/profiles/incognito_helpers.h"
#include "chrome/browser/profiles/profile.h"
#include "components/favicon/core/favicon_service.h"
#include "components/favicon/core/large_icon_service_impl.h"
#include "components/image_fetcher/core/image_decoder.h"
#include "components/image_fetcher/core/image_fetcher_impl.h"
#include "components/keyed_service/content/browser_context_dependency_manager.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/storage_partition.h"
#include "ui/gfx/favicon_size.h"

namespace {

#if defined(OS_ANDROID)
const int kDipForServerRequests = 24;
const favicon_base::IconType kIconTypeForServerRequests =
    favicon_base::IconType::kTouchIcon;
const char kGoogleServerClientParam[] = "chrome";
#else
const int kDipForServerRequests = 16;
const favicon_base::IconType kIconTypeForServerRequests =
    favicon_base::IconType::kFavicon;
const char kGoogleServerClientParam[] = "chrome_desktop";
#endif

}  // namespace

// static
favicon::LargeIconService* LargeIconServiceFactory::GetForBrowserContext(
    content::BrowserContext* context) {
  return static_cast<favicon::LargeIconService*>(
      GetInstance()->GetServiceForBrowserContext(context, true));
}

// static
LargeIconServiceFactory* LargeIconServiceFactory::GetInstance() {
  return base::Singleton<LargeIconServiceFactory>::get();
}

LargeIconServiceFactory::LargeIconServiceFactory()
    : BrowserContextKeyedServiceFactory(
        "LargeIconService",
        BrowserContextDependencyManager::GetInstance()) {
  DependsOn(FaviconServiceFactory::GetInstance());
}

LargeIconServiceFactory::~LargeIconServiceFactory() {}

content::BrowserContext* LargeIconServiceFactory::GetBrowserContextToUse(
      content::BrowserContext* context) const {
  return chrome::GetBrowserContextRedirectedInIncognito(context);
}

KeyedService* LargeIconServiceFactory::BuildServiceInstanceFor(
    content::BrowserContext* context) const {
  Profile* profile = Profile::FromBrowserContext(context);
  favicon::FaviconService* favicon_service =
      FaviconServiceFactory::GetForProfile(profile,
                                           ServiceAccessType::EXPLICIT_ACCESS);

  return new favicon::LargeIconServiceImpl(
      favicon_service,
      std::make_unique<image_fetcher::ImageFetcherImpl>(
          std::make_unique<ImageDecoderImpl>(),
          profile->GetDefaultStoragePartition()
              ->GetURLLoaderFactoryForBrowserProcess()),
      kDipForServerRequests, kIconTypeForServerRequests,
      kGoogleServerClientParam);
}

bool LargeIconServiceFactory::ServiceIsNULLWhileTesting() const {
  return true;
}