chrome/browser/profiles/profile_impl_io_data.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/profiles/profile_impl_io_data.h"
   6
   7 #include "base/bind.h"
   8 #include "base/command_line.h"
   9 #include "base/logging.h"
  10 #include "base/metrics/field_trial.h"
  11 #include "base/prefs/pref_member.h"
  12 #include "base/prefs/pref_service.h"
  13 #include "base/sequenced_task_runner.h"
  14 #include "base/stl_util.h"
  15 #include "base/strings/string_util.h"
  16 #include "base/threading/sequenced_worker_pool.h"
  17 #include "base/threading/worker_pool.h"
  18 #include "chrome/browser/chrome_notification_types.h"
  19 #include "chrome/browser/chromeos/profiles/profile_helper.h"
  20 #include "chrome/browser/custom_handlers/protocol_handler_registry.h"
  21 #include "chrome/browser/custom_handlers/protocol_handler_registry_factory.h"
  22 #include "chrome/browser/io_thread.h"
  23 #include "chrome/browser/net/chrome_net_log.h"
  24 #include "chrome/browser/net/chrome_network_delegate.h"
  25 #include "chrome/browser/net/connect_interceptor.h"
  26 #include "chrome/browser/net/cookie_store_util.h"
  27 #include "chrome/browser/net/http_server_properties_manager.h"
  28 #include "chrome/browser/net/predictor.h"
  29 #include "chrome/browser/net/sqlite_server_bound_cert_store.h"
  30 #include "chrome/browser/profiles/profile.h"
  31 #include "chrome/common/chrome_constants.h"
  32 #include "chrome/common/chrome_switches.h"
  33 #include "chrome/common/pref_names.h"
  34 #include "chrome/common/url_constants.h"
  35 #include "components/domain_reliability/monitor.h"
  36 #include "content/public/browser/browser_thread.h"
  37 #include "content/public/browser/cookie_store_factory.h"
  38 #include "content/public/browser/notification_service.h"
  39 #include "content/public/browser/resource_context.h"
  40 #include "content/public/browser/storage_partition.h"
  41 #include "extensions/browser/extension_protocols.h"
  42 #include "extensions/common/constants.h"
  43 #include "net/base/cache_type.h"
  44 #include "net/ftp/ftp_network_layer.h"
  45 #include "net/http/http_cache.h"
  46 #include "net/ssl/server_bound_cert_service.h"
  47 #include "net/url_request/url_request_job_factory_impl.h"
  48 #include "webkit/browser/quota/special_storage_policy.h"
  49
  50 #if defined(OS_ANDROID) || defined(OS_IOS)
  51 #if defined(SPDY_PROXY_AUTH_VALUE)
  52 #include "components/data_reduction_proxy/browser/data_reduction_proxy_settings.h"
  53 #endif
  54 #endif
  55
  56 namespace {
  57
  58 // Identifies Chrome as the source of Domain Reliability uploads it sends.
  59 const char* kDomainReliabilityUploadReporterString = "chrome";
  60
  61 net::BackendType ChooseCacheBackendType() {
  62 #if defined(OS_ANDROID)
  63   return net::CACHE_BACKEND_SIMPLE;
  64 #else
  65   const CommandLine& command_line = *CommandLine::ForCurrentProcess();
  66   if (command_line.HasSwitch(switches::kUseSimpleCacheBackend)) {
  67     const std::string opt_value =
  68         command_line.GetSwitchValueASCII(switches::kUseSimpleCacheBackend);
  69     if (LowerCaseEqualsASCII(opt_value, "off"))
  70       return net::CACHE_BACKEND_BLOCKFILE;
  71     if (opt_value == "" || LowerCaseEqualsASCII(opt_value, "on"))
  72       return net::CACHE_BACKEND_SIMPLE;
  73   }
  74   const std::string experiment_name =
  75       base::FieldTrialList::FindFullName("SimpleCacheTrial");
  76   if (experiment_name == "ExperimentYes" ||
  77       experiment_name == "ExperimentYes2") {
  78     return net::CACHE_BACKEND_SIMPLE;
  79   }
  80   return net::CACHE_BACKEND_BLOCKFILE;
  81 #endif
  82 }
  83
  84 bool IsDomainReliabilityMonitoringEnabled() {
  85   CommandLine* command_line = CommandLine::ForCurrentProcess();
  86   if (command_line->HasSwitch(switches::kDisableDomainReliability))
  87     return false;
  88   if (command_line->HasSwitch(switches::kEnableDomainReliability))
  89     return true;
  90   return base::FieldTrialList::FindFullName("DomRel-Enable") == "enable";
  91 }
  92
  93 }  // namespace
  94
  95 using content::BrowserThread;
  96
  97 ProfileImplIOData::Handle::Handle(Profile* profile)
  98     : io_data_(new ProfileImplIOData),
  99       profile_(profile),
 100       initialized_(false) {
 101   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 102   DCHECK(profile);
 103 }
 104
 105 ProfileImplIOData::Handle::~Handle() {
 106   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 107   if (io_data_->predictor_ != NULL) {
 108     // io_data_->predictor_ might be NULL if Init() was never called
 109     // (i.e. we shut down before ProfileImpl::DoFinalInit() got called).
 110     bool save_prefs = true;
 111 #if defined(OS_CHROMEOS)
 112     save_prefs = !chromeos::ProfileHelper::IsSigninProfile(profile_);
 113 #endif
 114     if (save_prefs) {
 115       io_data_->predictor_->SaveStateForNextStartupAndTrim(
 116           profile_->GetPrefs());
 117     }
 118     io_data_->predictor_->ShutdownOnUIThread();
 119   }
 120
 121   if (io_data_->http_server_properties_manager_)
 122     io_data_->http_server_properties_manager_->ShutdownOnUIThread();
 123   io_data_->ShutdownOnUIThread();
 124 }
 125
 126 void ProfileImplIOData::Handle::Init(
 127       const base::FilePath& cookie_path,
 128       const base::FilePath& server_bound_cert_path,
 129       const base::FilePath& cache_path,
 130       int cache_max_size,
 131       const base::FilePath& media_cache_path,
 132       int media_cache_max_size,
 133       const base::FilePath& extensions_cookie_path,
 134       const base::FilePath& profile_path,
 135       const base::FilePath& infinite_cache_path,
 136       chrome_browser_net::Predictor* predictor,
 137       content::CookieStoreConfig::SessionCookieMode session_cookie_mode,
 138       quota::SpecialStoragePolicy* special_storage_policy) {
 139   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 140   DCHECK(!io_data_->lazy_params_);
 141   DCHECK(predictor);
 142
 143   LazyParams* lazy_params = new LazyParams();
 144
 145   lazy_params->cookie_path = cookie_path;
 146   lazy_params->server_bound_cert_path = server_bound_cert_path;
 147   lazy_params->cache_path = cache_path;
 148   lazy_params->cache_max_size = cache_max_size;
 149   lazy_params->media_cache_path = media_cache_path;
 150   lazy_params->media_cache_max_size = media_cache_max_size;
 151   lazy_params->extensions_cookie_path = extensions_cookie_path;
 152   lazy_params->infinite_cache_path = infinite_cache_path;
 153   lazy_params->session_cookie_mode = session_cookie_mode;
 154   lazy_params->special_storage_policy = special_storage_policy;
 155
 156   io_data_->lazy_params_.reset(lazy_params);
 157
 158   // Keep track of profile path and cache sizes separately so we can use them
 159   // on demand when creating storage isolated URLRequestContextGetters.
 160   io_data_->profile_path_ = profile_path;
 161   io_data_->app_cache_max_size_ = cache_max_size;
 162   io_data_->app_media_cache_max_size_ = media_cache_max_size;
 163
 164   io_data_->predictor_.reset(predictor);
 165
 166   io_data_->InitializeMetricsEnabledStateOnUIThread();
 167 }
 168
 169 content::ResourceContext*
 170     ProfileImplIOData::Handle::GetResourceContext() const {
 171   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 172   LazyInitialize();
 173   return GetResourceContextNoInit();
 174 }
 175
 176 content::ResourceContext*
 177 ProfileImplIOData::Handle::GetResourceContextNoInit() const {
 178   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 179   // Don't call LazyInitialize here, since the resource context is created at
 180   // the beginning of initalization and is used by some members while they're
 181   // being initialized (i.e. AppCacheService).
 182   return io_data_->GetResourceContext();
 183 }
 184
 185 scoped_refptr<ChromeURLRequestContextGetter>
 186 ProfileImplIOData::Handle::CreateMainRequestContextGetter(
 187     content::ProtocolHandlerMap* protocol_handlers,
 188     content::URLRequestInterceptorScopedVector request_interceptors,
 189     PrefService* local_state,
 190     IOThread* io_thread) const {
 191   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 192   LazyInitialize();
 193   DCHECK(!main_request_context_getter_.get());
 194   main_request_context_getter_ = ChromeURLRequestContextGetter::Create(
 195       profile_, io_data_, protocol_handlers, request_interceptors.Pass());
 196
 197   io_data_->predictor_
 198       ->InitNetworkPredictor(profile_->GetPrefs(),
 199                              local_state,
 200                              io_thread,
 201                              main_request_context_getter_.get());
 202
 203   content::NotificationService::current()->Notify(
 204       chrome::NOTIFICATION_PROFILE_URL_REQUEST_CONTEXT_GETTER_INITIALIZED,
 205       content::Source<Profile>(profile_),
 206       content::NotificationService::NoDetails());
 207   return main_request_context_getter_;
 208 }
 209
 210 scoped_refptr<ChromeURLRequestContextGetter>
 211 ProfileImplIOData::Handle::GetMediaRequestContextGetter() const {
 212   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 213   LazyInitialize();
 214   if (!media_request_context_getter_.get()) {
 215     media_request_context_getter_ =
 216         ChromeURLRequestContextGetter::CreateForMedia(profile_, io_data_);
 217   }
 218   return media_request_context_getter_;
 219 }
 220
 221 scoped_refptr<ChromeURLRequestContextGetter>
 222 ProfileImplIOData::Handle::GetExtensionsRequestContextGetter() const {
 223   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 224   LazyInitialize();
 225   if (!extensions_request_context_getter_.get()) {
 226     extensions_request_context_getter_ =
 227         ChromeURLRequestContextGetter::CreateForExtensions(profile_, io_data_);
 228   }
 229   return extensions_request_context_getter_;
 230 }
 231
 232 scoped_refptr<ChromeURLRequestContextGetter>
 233 ProfileImplIOData::Handle::CreateIsolatedAppRequestContextGetter(
 234     const base::FilePath& partition_path,
 235     bool in_memory,
 236     content::ProtocolHandlerMap* protocol_handlers,
 237     content::URLRequestInterceptorScopedVector request_interceptors) const {
 238   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 239   // Check that the partition_path is not the same as the base profile path. We
 240   // expect isolated partition, which will never go to the default profile path.
 241   CHECK(partition_path != profile_->GetPath());
 242   LazyInitialize();
 243
 244   // Keep a map of request context getters, one per requested storage partition.
 245   StoragePartitionDescriptor descriptor(partition_path, in_memory);
 246   ChromeURLRequestContextGetterMap::iterator iter =
 247       app_request_context_getter_map_.find(descriptor);
 248   if (iter != app_request_context_getter_map_.end())
 249     return iter->second;
 250
 251   scoped_ptr<ProtocolHandlerRegistry::JobInterceptorFactory>
 252       protocol_handler_interceptor(
 253           ProtocolHandlerRegistryFactory::GetForProfile(profile_)->
 254               CreateJobInterceptorFactory());
 255   ChromeURLRequestContextGetter* context =
 256       ChromeURLRequestContextGetter::CreateForIsolatedApp(
 257           profile_,
 258           io_data_,
 259           descriptor,
 260           protocol_handler_interceptor.Pass(),
 261           protocol_handlers,
 262           request_interceptors.Pass());
 263   app_request_context_getter_map_[descriptor] = context;
 264
 265   return context;
 266 }
 267
 268 scoped_refptr<ChromeURLRequestContextGetter>
 269 ProfileImplIOData::Handle::GetIsolatedMediaRequestContextGetter(
 270     const base::FilePath& partition_path,
 271     bool in_memory) const {
 272   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 273   // We must have a non-default path, or this will act like the default media
 274   // context.
 275   CHECK(partition_path != profile_->GetPath());
 276   LazyInitialize();
 277
 278   // Keep a map of request context getters, one per requested storage partition.
 279   StoragePartitionDescriptor descriptor(partition_path, in_memory);
 280   ChromeURLRequestContextGetterMap::iterator iter =
 281       isolated_media_request_context_getter_map_.find(descriptor);
 282   if (iter != isolated_media_request_context_getter_map_.end())
 283     return iter->second;
 284
 285   // Get the app context as the starting point for the media context, so that
 286   // it uses the app's cookie store.
 287   ChromeURLRequestContextGetterMap::const_iterator app_iter =
 288       app_request_context_getter_map_.find(descriptor);
 289   DCHECK(app_iter != app_request_context_getter_map_.end());
 290   ChromeURLRequestContextGetter* app_context = app_iter->second.get();
 291   ChromeURLRequestContextGetter* context =
 292       ChromeURLRequestContextGetter::CreateForIsolatedMedia(
 293           profile_, app_context, io_data_, descriptor);
 294   isolated_media_request_context_getter_map_[descriptor] = context;
 295
 296   return context;
 297 }
 298
 299 DevToolsNetworkController*
 300 ProfileImplIOData::Handle::GetDevToolsNetworkController() const {
 301   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 302   return io_data_->network_controller();
 303 }
 304
 305 void ProfileImplIOData::Handle::ClearNetworkingHistorySince(
 306     base::Time time,
 307     const base::Closure& completion) {
 308   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 309   LazyInitialize();
 310
 311   BrowserThread::PostTask(
 312       BrowserThread::IO, FROM_HERE,
 313       base::Bind(
 314           &ProfileImplIOData::ClearNetworkingHistorySinceOnIOThread,
 315           base::Unretained(io_data_),
 316           time,
 317           completion));
 318 }
 319
 320 void ProfileImplIOData::Handle::ClearDomainReliabilityMonitor(
 321     domain_reliability::DomainReliabilityClearMode mode,
 322     const base::Closure& completion) {
 323   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 324   LazyInitialize();
 325
 326   BrowserThread::PostTask(
 327       BrowserThread::IO, FROM_HERE,
 328       base::Bind(
 329           &ProfileImplIOData::ClearDomainReliabilityMonitorOnIOThread,
 330           base::Unretained(io_data_),
 331           mode,
 332           completion));
 333 }
 334
 335 void ProfileImplIOData::Handle::LazyInitialize() const {
 336   if (initialized_)
 337     return;
 338
 339   // Set initialized_ to true at the beginning in case any of the objects
 340   // below try to get the ResourceContext pointer.
 341   initialized_ = true;
 342   PrefService* pref_service = profile_->GetPrefs();
 343   io_data_->http_server_properties_manager_ =
 344       new chrome_browser_net::HttpServerPropertiesManager(pref_service);
 345   io_data_->set_http_server_properties(
 346       scoped_ptr<net::HttpServerProperties>(
 347           io_data_->http_server_properties_manager_));
 348   io_data_->session_startup_pref()->Init(
 349       prefs::kRestoreOnStartup, pref_service);
 350   io_data_->session_startup_pref()->MoveToThread(
 351       BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO));
 352 #if defined(FULL_SAFE_BROWSING) || defined(MOBILE_SAFE_BROWSING)
 353   io_data_->safe_browsing_enabled()->Init(prefs::kSafeBrowsingEnabled,
 354       pref_service);
 355   io_data_->safe_browsing_enabled()->MoveToThread(
 356       BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO));
 357 #endif
 358   io_data_->InitializeOnUIThread(profile_);
 359 }
 360
 361 ProfileImplIOData::LazyParams::LazyParams()
 362     : cache_max_size(0),
 363       media_cache_max_size(0),
 364       session_cookie_mode(
 365           content::CookieStoreConfig::EPHEMERAL_SESSION_COOKIES) {}
 366
 367 ProfileImplIOData::LazyParams::~LazyParams() {}
 368
 369 ProfileImplIOData::ProfileImplIOData()
 370     : ProfileIOData(Profile::REGULAR_PROFILE),
 371       http_server_properties_manager_(NULL),
 372       app_cache_max_size_(0),
 373       app_media_cache_max_size_(0) {
 374 }
 375
 376 ProfileImplIOData::~ProfileImplIOData() {
 377   DestroyResourceContext();
 378
 379   if (media_request_context_)
 380     media_request_context_->AssertNoURLRequests();
 381 }
 382
 383 void ProfileImplIOData::InitializeInternal(
 384     ProfileParams* profile_params,
 385     content::ProtocolHandlerMap* protocol_handlers,
 386     content::URLRequestInterceptorScopedVector request_interceptors) const {
 387   ChromeURLRequestContext* main_context = main_request_context();
 388
 389   IOThread* const io_thread = profile_params->io_thread;
 390   IOThread::Globals* const io_thread_globals = io_thread->globals();
 391
 392   network_delegate()->set_predictor(predictor_.get());
 393
 394   // Initialize context members.
 395
 396   ApplyProfileParamsToContext(main_context);
 397
 398   if (http_server_properties_manager_)
 399     http_server_properties_manager_->InitializeOnIOThread();
 400
 401   main_context->set_transport_security_state(transport_security_state());
 402
 403   main_context->set_net_log(io_thread->net_log());
 404
 405   main_context->set_network_delegate(network_delegate());
 406
 407   main_context->set_http_server_properties(http_server_properties());
 408
 409   main_context->set_host_resolver(
 410       io_thread_globals->host_resolver.get());
 411   main_context->set_cert_transparency_verifier(
 412       io_thread_globals->cert_transparency_verifier.get());
 413   main_context->set_http_auth_handler_factory(
 414       io_thread_globals->http_auth_handler_factory.get());
 415
 416   main_context->set_fraudulent_certificate_reporter(
 417       fraudulent_certificate_reporter());
 418
 419   main_context->set_throttler_manager(
 420       io_thread_globals->throttler_manager.get());
 421
 422   main_context->set_proxy_service(proxy_service());
 423
 424   scoped_refptr<net::CookieStore> cookie_store = NULL;
 425   net::ServerBoundCertService* server_bound_cert_service = NULL;
 426   if (chrome_browser_net::ShouldUseInMemoryCookiesAndCache()) {
 427     // Don't use existing cookies and use an in-memory store.
 428     using content::CookieStoreConfig;
 429     cookie_store = content::CreateCookieStore(CookieStoreConfig(
 430         base::FilePath(),
 431         CookieStoreConfig::EPHEMERAL_SESSION_COOKIES,
 432         NULL,
 433         profile_params->cookie_monster_delegate.get()));
 434     // Don't use existing server-bound certs and use an in-memory store.
 435     server_bound_cert_service = new net::ServerBoundCertService(
 436         new net::DefaultServerBoundCertStore(NULL),
 437         base::WorkerPool::GetTaskRunner(true));
 438   }
 439
 440
 441   // setup cookie store
 442   if (!cookie_store.get()) {
 443     DCHECK(!lazy_params_->cookie_path.empty());
 444
 445     content::CookieStoreConfig cookie_config(
 446         lazy_params_->cookie_path,
 447         lazy_params_->session_cookie_mode,
 448         lazy_params_->special_storage_policy.get(),
 449         profile_params->cookie_monster_delegate.get());
 450     cookie_config.crypto_delegate =
 451       chrome_browser_net::GetCookieCryptoDelegate();
 452     cookie_store = content::CreateCookieStore(cookie_config);
 453   }
 454
 455   main_context->set_cookie_store(cookie_store.get());
 456
 457   // Setup server bound cert service.
 458   if (!server_bound_cert_service) {
 459     DCHECK(!lazy_params_->server_bound_cert_path.empty());
 460
 461     scoped_refptr<SQLiteServerBoundCertStore> server_bound_cert_db =
 462         new SQLiteServerBoundCertStore(
 463             lazy_params_->server_bound_cert_path,
 464             BrowserThread::GetBlockingPool()->GetSequencedTaskRunner(
 465                 BrowserThread::GetBlockingPool()->GetSequenceToken()),
 466             lazy_params_->special_storage_policy.get());
 467     server_bound_cert_service = new net::ServerBoundCertService(
 468         new net::DefaultServerBoundCertStore(server_bound_cert_db.get()),
 469         base::WorkerPool::GetTaskRunner(true));
 470   }
 471
 472   set_server_bound_cert_service(server_bound_cert_service);
 473   main_context->set_server_bound_cert_service(server_bound_cert_service);
 474
 475   net::HttpCache::DefaultBackend* main_backend =
 476       new net::HttpCache::DefaultBackend(
 477           net::DISK_CACHE,
 478           ChooseCacheBackendType(),
 479           lazy_params_->cache_path,
 480           lazy_params_->cache_max_size,
 481           BrowserThread::GetMessageLoopProxyForThread(BrowserThread::CACHE)
 482               .get());
 483   scoped_ptr<net::HttpCache> main_cache = CreateMainHttpFactory(
 484       profile_params, main_backend);
 485   main_cache->InitializeInfiniteCache(lazy_params_->infinite_cache_path);
 486
 487 #if defined(OS_ANDROID) || defined(OS_IOS)
 488 #if defined(SPDY_PROXY_AUTH_VALUE)
 489   data_reduction_proxy::DataReductionProxySettings::
 490       InitDataReductionProxySession(
 491           main_cache->GetSession(),
 492           io_thread_globals->data_reduction_proxy_params.get());
 493 #endif
 494 #endif
 495
 496   if (chrome_browser_net::ShouldUseInMemoryCookiesAndCache()) {
 497     main_cache->set_mode(
 498         chrome_browser_net::IsCookieRecordMode() ?
 499         net::HttpCache::RECORD : net::HttpCache::PLAYBACK);
 500   }
 501
 502   main_http_factory_.reset(main_cache.release());
 503   main_context->set_http_transaction_factory(main_http_factory_.get());
 504
 505 #if !defined(DISABLE_FTP_SUPPORT)
 506   ftp_factory_.reset(
 507       new net::FtpNetworkLayer(io_thread_globals->host_resolver.get()));
 508 #endif  // !defined(DISABLE_FTP_SUPPORT)
 509
 510   scoped_ptr<net::URLRequestJobFactoryImpl> main_job_factory(
 511       new net::URLRequestJobFactoryImpl());
 512   InstallProtocolHandlers(main_job_factory.get(), protocol_handlers);
 513   main_job_factory_ = SetUpJobFactoryDefaults(
 514       main_job_factory.Pass(),
 515       request_interceptors.Pass(),
 516       profile_params->protocol_handler_interceptor.Pass(),
 517       network_delegate(),
 518       ftp_factory_.get());
 519   main_context->set_job_factory(main_job_factory_.get());
 520
 521 #if defined(ENABLE_EXTENSIONS)
 522   InitializeExtensionsRequestContext(profile_params);
 523 #endif
 524
 525   // Create a media request context based on the main context, but using a
 526   // media cache.  It shares the same job factory as the main context.
 527   StoragePartitionDescriptor details(profile_path_, false);
 528   media_request_context_.reset(InitializeMediaRequestContext(main_context,
 529                                                              details));
 530
 531   if (IsDomainReliabilityMonitoringEnabled()) {
 532     domain_reliability_monitor_.reset(
 533         new domain_reliability::DomainReliabilityMonitor(
 534             main_context, kDomainReliabilityUploadReporterString));
 535     domain_reliability_monitor_->AddBakedInConfigs();
 536     network_delegate()->set_domain_reliability_monitor(
 537         domain_reliability_monitor_.get());
 538   }
 539
 540   lazy_params_.reset();
 541 }
 542
 543 void ProfileImplIOData::
 544     InitializeExtensionsRequestContext(ProfileParams* profile_params) const {
 545   ChromeURLRequestContext* extensions_context = extensions_request_context();
 546   IOThread* const io_thread = profile_params->io_thread;
 547   IOThread::Globals* const io_thread_globals = io_thread->globals();
 548   ApplyProfileParamsToContext(extensions_context);
 549
 550   extensions_context->set_transport_security_state(transport_security_state());
 551
 552   extensions_context->set_net_log(io_thread->net_log());
 553
 554   extensions_context->set_throttler_manager(
 555       io_thread_globals->throttler_manager.get());
 556
 557   content::CookieStoreConfig cookie_config(
 558       lazy_params_->extensions_cookie_path,
 559       lazy_params_->session_cookie_mode,
 560       NULL, NULL);
 561   cookie_config.crypto_delegate =
 562       chrome_browser_net::GetCookieCryptoDelegate();
 563   net::CookieStore* extensions_cookie_store =
 564       content::CreateCookieStore(cookie_config);
 565   // Enable cookies for devtools and extension URLs.
 566   const char* schemes[] = {content::kChromeDevToolsScheme,
 567                            extensions::kExtensionScheme};
 568   extensions_cookie_store->GetCookieMonster()->SetCookieableSchemes(schemes, 2);
 569   extensions_context->set_cookie_store(extensions_cookie_store);
 570
 571   scoped_ptr<net::URLRequestJobFactoryImpl> extensions_job_factory(
 572       new net::URLRequestJobFactoryImpl());
 573   // TODO(shalev): The extensions_job_factory has a NULL NetworkDelegate.
 574   // Without a network_delegate, this protocol handler will never
 575   // handle file: requests, but as a side effect it makes
 576   // job_factory::IsHandledProtocol return true, which prevents attempts to
 577   // handle the protocol externally. We pass NULL in to
 578   // SetUpJobFactory() to get this effect.
 579   extensions_job_factory_ = SetUpJobFactoryDefaults(
 580       extensions_job_factory.Pass(),
 581       content::URLRequestInterceptorScopedVector(),
 582       scoped_ptr<ProtocolHandlerRegistry::JobInterceptorFactory>(),
 583       NULL,
 584       ftp_factory_.get());
 585   extensions_context->set_job_factory(extensions_job_factory_.get());
 586 }
 587
 588 ChromeURLRequestContext* ProfileImplIOData::InitializeAppRequestContext(
 589     ChromeURLRequestContext* main_context,
 590     const StoragePartitionDescriptor& partition_descriptor,
 591     scoped_ptr<ProtocolHandlerRegistry::JobInterceptorFactory>
 592         protocol_handler_interceptor,
 593     content::ProtocolHandlerMap* protocol_handlers,
 594     content::URLRequestInterceptorScopedVector request_interceptors) const {
 595   // Copy most state from the main context.
 596   AppRequestContext* context = new AppRequestContext();
 597   context->CopyFrom(main_context);
 598
 599   base::FilePath cookie_path = partition_descriptor.path.Append(
 600       chrome::kCookieFilename);
 601   base::FilePath cache_path =
 602       partition_descriptor.path.Append(chrome::kCacheDirname);
 603
 604   // Use a separate HTTP disk cache for isolated apps.
 605   net::HttpCache::BackendFactory* app_backend = NULL;
 606   if (partition_descriptor.in_memory) {
 607     app_backend = net::HttpCache::DefaultBackend::InMemory(0);
 608   } else {
 609     app_backend = new net::HttpCache::DefaultBackend(
 610         net::DISK_CACHE,
 611         ChooseCacheBackendType(),
 612         cache_path,
 613         app_cache_max_size_,
 614         BrowserThread::GetMessageLoopProxyForThread(BrowserThread::CACHE)
 615             .get());
 616   }
 617   net::HttpNetworkSession* main_network_session =
 618       main_http_factory_->GetSession();
 619   scoped_ptr<net::HttpCache> app_http_cache =
 620       CreateHttpFactory(main_network_session, app_backend);
 621
 622   scoped_refptr<net::CookieStore> cookie_store = NULL;
 623   if (partition_descriptor.in_memory) {
 624     cookie_store = content::CreateCookieStore(content::CookieStoreConfig());
 625   } else if (chrome_browser_net::ShouldUseInMemoryCookiesAndCache()) {
 626     // Don't use existing cookies and use an in-memory store.
 627     // TODO(creis): We should have a cookie delegate for notifying the cookie
 628     // extensions API, but we need to update it to understand isolated apps
 629     // first.
 630     cookie_store = content::CreateCookieStore(content::CookieStoreConfig());
 631     app_http_cache->set_mode(
 632         chrome_browser_net::IsCookieRecordMode() ?
 633         net::HttpCache::RECORD : net::HttpCache::PLAYBACK);
 634   }
 635
 636   // Use an app-specific cookie store.
 637   if (!cookie_store.get()) {
 638     DCHECK(!cookie_path.empty());
 639
 640     // TODO(creis): We should have a cookie delegate for notifying the cookie
 641     // extensions API, but we need to update it to understand isolated apps
 642     // first.
 643     content::CookieStoreConfig cookie_config(
 644         cookie_path,
 645         content::CookieStoreConfig::EPHEMERAL_SESSION_COOKIES,
 646         NULL, NULL);
 647     cookie_config.crypto_delegate =
 648       chrome_browser_net::GetCookieCryptoDelegate();
 649     cookie_store = content::CreateCookieStore(cookie_config);
 650   }
 651
 652   // Transfer ownership of the cookies and cache to AppRequestContext.
 653   context->SetCookieStore(cookie_store.get());
 654   context->SetHttpTransactionFactory(
 655       scoped_ptr<net::HttpTransactionFactory>(
 656           app_http_cache.PassAs<net::HttpTransactionFactory>()));
 657
 658   scoped_ptr<net::URLRequestJobFactoryImpl> job_factory(
 659       new net::URLRequestJobFactoryImpl());
 660   InstallProtocolHandlers(job_factory.get(), protocol_handlers);
 661   scoped_ptr<net::URLRequestJobFactory> top_job_factory(
 662       SetUpJobFactoryDefaults(job_factory.Pass(),
 663                               request_interceptors.Pass(),
 664                               protocol_handler_interceptor.Pass(),
 665                               network_delegate(),
 666                               ftp_factory_.get()));
 667   context->SetJobFactory(top_job_factory.Pass());
 668
 669   return context;
 670 }
 671
 672 ChromeURLRequestContext*
 673 ProfileImplIOData::InitializeMediaRequestContext(
 674     ChromeURLRequestContext* original_context,
 675     const StoragePartitionDescriptor& partition_descriptor) const {
 676   // Copy most state from the original context.
 677   MediaRequestContext* context = new MediaRequestContext();
 678   context->CopyFrom(original_context);
 679
 680   // For in-memory context, return immediately after creating the new
 681   // context before attaching a separate cache. It is important to return
 682   // a new context rather than just reusing |original_context| because
 683   // the caller expects to take ownership of the pointer.
 684   if (partition_descriptor.in_memory)
 685     return context;
 686
 687   using content::StoragePartition;
 688   base::FilePath cache_path;
 689   int cache_max_size = app_media_cache_max_size_;
 690   if (partition_descriptor.path == profile_path_) {
 691     // lazy_params_ is only valid for the default media context creation.
 692     cache_path = lazy_params_->media_cache_path;
 693     cache_max_size = lazy_params_->media_cache_max_size;
 694   } else {
 695     cache_path = partition_descriptor.path.Append(chrome::kMediaCacheDirname);
 696   }
 697
 698   // Use a separate HTTP disk cache for isolated apps.
 699   net::HttpCache::BackendFactory* media_backend =
 700       new net::HttpCache::DefaultBackend(
 701           net::MEDIA_CACHE,
 702           ChooseCacheBackendType(),
 703           cache_path,
 704           cache_max_size,
 705           BrowserThread::GetMessageLoopProxyForThread(BrowserThread::CACHE)
 706               .get());
 707   net::HttpNetworkSession* main_network_session =
 708       main_http_factory_->GetSession();
 709   scoped_ptr<net::HttpCache> media_http_cache =
 710       CreateHttpFactory(main_network_session, media_backend);
 711
 712   // Transfer ownership of the cache to MediaRequestContext.
 713   context->SetHttpTransactionFactory(
 714       media_http_cache.PassAs<net::HttpTransactionFactory>());
 715
 716   // Note that we do not create a new URLRequestJobFactory because
 717   // the media context should behave exactly like its parent context
 718   // in all respects except for cache behavior on media subresources.
 719   // The CopyFrom() step above means that our media context will use
 720   // the same URLRequestJobFactory instance that our parent context does.
 721
 722   return context;
 723 }
 724
 725 ChromeURLRequestContext*
 726 ProfileImplIOData::AcquireMediaRequestContext() const {
 727   DCHECK(media_request_context_);
 728   return media_request_context_.get();
 729 }
 730
 731 ChromeURLRequestContext* ProfileImplIOData::AcquireIsolatedAppRequestContext(
 732     ChromeURLRequestContext* main_context,
 733     const StoragePartitionDescriptor& partition_descriptor,
 734     scoped_ptr<ProtocolHandlerRegistry::JobInterceptorFactory>
 735         protocol_handler_interceptor,
 736     content::ProtocolHandlerMap* protocol_handlers,
 737     content::URLRequestInterceptorScopedVector request_interceptors) const {
 738   // We create per-app contexts on demand, unlike the others above.
 739   ChromeURLRequestContext* app_request_context =
 740       InitializeAppRequestContext(main_context,
 741                                   partition_descriptor,
 742                                   protocol_handler_interceptor.Pass(),
 743                                   protocol_handlers,
 744                                   request_interceptors.Pass());
 745   DCHECK(app_request_context);
 746   return app_request_context;
 747 }
 748
 749 ChromeURLRequestContext*
 750 ProfileImplIOData::AcquireIsolatedMediaRequestContext(
 751     ChromeURLRequestContext* app_context,
 752     const StoragePartitionDescriptor& partition_descriptor) const {
 753   // We create per-app media contexts on demand, unlike the others above.
 754   ChromeURLRequestContext* media_request_context =
 755       InitializeMediaRequestContext(app_context, partition_descriptor);
 756   DCHECK(media_request_context);
 757   return media_request_context;
 758 }
 759
 760 void ProfileImplIOData::ClearNetworkingHistorySinceOnIOThread(
 761     base::Time time,
 762     const base::Closure& completion) {
 763   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 764   DCHECK(initialized());
 765
 766   DCHECK(transport_security_state());
 767   // Completes synchronously.
 768   transport_security_state()->DeleteAllDynamicDataSince(time);
 769   DCHECK(http_server_properties_manager_);
 770   http_server_properties_manager_->Clear(completion);
 771 }
 772
 773 void ProfileImplIOData::ClearDomainReliabilityMonitorOnIOThread(
 774     domain_reliability::DomainReliabilityClearMode mode,
 775     const base::Closure& completion) {
 776   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 777   DCHECK(initialized());
 778
 779   if (domain_reliability_monitor_)
 780     domain_reliability_monitor_->ClearBrowsingData(mode);
 781
 782   BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, completion);
 783 }