chrome/browser/profiles/profile_impl.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.h"
   6
   7 #include <vector>
   8
   9 #include "base/bind.h"
  10 #include "base/callback.h"
  11 #include "base/command_line.h"
  12 #include "base/compiler_specific.h"
  13 #include "base/environment.h"
  14 #include "base/files/file_path.h"
  15 #include "base/files/file_util.h"
  16 #include "base/memory/scoped_ptr.h"
  17 #include "base/memory/weak_ptr.h"
  18 #include "base/metrics/histogram_macros.h"
  19 #include "base/path_service.h"
  20 #include "base/prefs/json_pref_store.h"
  21 #include "base/prefs/scoped_user_pref_update.h"
  22 #include "base/strings/string_number_conversions.h"
  23 #include "base/strings/string_util.h"
  24 #include "base/strings/stringprintf.h"
  25 #include "base/strings/utf_string_conversions.h"
  26 #include "base/synchronization/waitable_event.h"
  27 #include "base/threading/sequenced_worker_pool.h"
  28 #include "base/trace_event/trace_event.h"
  29 #include "base/version.h"
  30 #include "chrome/browser/autocomplete/autocomplete_classifier.h"
  31 #include "chrome/browser/autocomplete/shortcuts_backend.h"
  32 #include "chrome/browser/background/background_contents_service_factory.h"
  33 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
  34 #include "chrome/browser/browser_process.h"
  35 #include "chrome/browser/chrome_notification_types.h"
  36 #include "chrome/browser/content_settings/cookie_settings.h"
  37 #include "chrome/browser/dom_distiller/profile_utils.h"
  38 #include "chrome/browser/domain_reliability/service_factory.h"
  39 #include "chrome/browser/download/chrome_download_manager_delegate.h"
  40 #include "chrome/browser/download/download_service.h"
  41 #include "chrome/browser/download/download_service_factory.h"
  42 #include "chrome/browser/net/net_pref_observer.h"
  43 #include "chrome/browser/net/predictor.h"
  44 #include "chrome/browser/net/pref_proxy_config_tracker.h"
  45 #include "chrome/browser/net/proxy_service_factory.h"
  46 #include "chrome/browser/net/ssl_config_service_manager.h"
  47 #include "chrome/browser/permissions/permission_manager.h"
  48 #include "chrome/browser/permissions/permission_manager_factory.h"
  49 #include "chrome/browser/plugins/chrome_plugin_service_filter.h"
  50 #include "chrome/browser/plugins/plugin_prefs.h"
  51 #include "chrome/browser/policy/profile_policy_connector.h"
  52 #include "chrome/browser/policy/profile_policy_connector_factory.h"
  53 #include "chrome/browser/prefs/browser_prefs.h"
  54 #include "chrome/browser/prefs/chrome_pref_service_factory.h"
  55 #include "chrome/browser/prefs/pref_service_syncable.h"
  56 #include "chrome/browser/prefs/tracked/tracked_preference_validation_delegate.h"
  57 #include "chrome/browser/prerender/prerender_manager_factory.h"
  58 #include "chrome/browser/profiles/bookmark_model_loaded_observer.h"
  59 #include "chrome/browser/profiles/chrome_version_service.h"
  60 #include "chrome/browser/profiles/gaia_info_update_service_factory.h"
  61 #include "chrome/browser/profiles/profile_destroyer.h"
  62 #include "chrome/browser/profiles/profile_info_cache.h"
  63 #include "chrome/browser/profiles/profile_manager.h"
  64 #include "chrome/browser/profiles/profile_metrics.h"
  65 #include "chrome/browser/push_messaging/push_messaging_service_factory.h"
  66 #include "chrome/browser/push_messaging/push_messaging_service_impl.h"
  67 #include "chrome/browser/safe_browsing/safe_browsing_service.h"
  68 #include "chrome/browser/services/gcm/gcm_profile_service.h"
  69 #include "chrome/browser/sessions/session_service_factory.h"
  70 #include "chrome/browser/signin/signin_manager_factory.h"
  71 #include "chrome/browser/signin/signin_ui_util.h"
  72 #include "chrome/browser/ssl/chrome_ssl_host_state_delegate.h"
  73 #include "chrome/browser/ssl/chrome_ssl_host_state_delegate_factory.h"
  74 #include "chrome/browser/ui/startup/startup_browser_creator.h"
  75 #include "chrome/browser/ui/zoom/chrome_zoom_level_prefs.h"
  76 #include "chrome/common/chrome_constants.h"
  77 #include "chrome/common/chrome_paths_internal.h"
  78 #include "chrome/common/chrome_switches.h"
  79 #include "chrome/common/chrome_version_info.h"
  80 #include "chrome/common/pref_names.h"
  81 #include "chrome/common/url_constants.h"
  82 #include "chrome/grit/chromium_strings.h"
  83 #include "components/bookmarks/browser/bookmark_model.h"
  84 #include "components/content_settings/core/browser/host_content_settings_map.h"
  85 #include "components/domain_reliability/monitor.h"
  86 #include "components/domain_reliability/service.h"
  87 #include "components/keyed_service/content/browser_context_dependency_manager.h"
  88 #include "components/metrics/metrics_service.h"
  89 #include "components/pref_registry/pref_registry_syncable.h"
  90 #include "components/signin/core/browser/signin_manager.h"
  91 #include "components/startup_metric_utils/startup_metric_utils.h"
  92 #include "components/ui/zoom/zoom_event_manager.h"
  93 #include "components/url_fixer/url_fixer.h"
  94 #include "components/user_prefs/user_prefs.h"
  95 #include "content/public/browser/browser_thread.h"
  96 #include "content/public/browser/dom_storage_context.h"
  97 #include "content/public/browser/notification_service.h"
  98 #include "content/public/browser/render_process_host.h"
  99 #include "content/public/browser/storage_partition.h"
 100 #include "content/public/browser/url_data_source.h"
 101 #include "content/public/browser/user_metrics.h"
 102 #include "content/public/common/content_constants.h"
 103 #include "content/public/common/page_zoom.h"
 104 #include "ui/base/l10n/l10n_util.h"
 105
 106 #if defined(OS_ANDROID)
 107 #include "chrome/browser/media/protected_media_identifier_permission_context.h"
 108 #include "chrome/browser/media/protected_media_identifier_permission_context_factory.h"
 109 #endif
 110
 111 #if defined(OS_CHROMEOS)
 112 #include "chrome/browser/chromeos/locale_change_guard.h"
 113 #include "chrome/browser/chromeos/preferences.h"
 114 #include "chrome/browser/chromeos/profiles/profile_helper.h"
 115 #include "components/user_manager/user_manager.h"
 116 #endif
 117
 118 #if defined(ENABLE_BACKGROUND)
 119 #include "chrome/browser/background/background_mode_manager.h"
 120 #endif
 121
 122 #if defined(ENABLE_CONFIGURATION_POLICY)
 123 #include "chrome/browser/policy/schema_registry_service.h"
 124 #include "chrome/browser/policy/schema_registry_service_factory.h"
 125 #include "components/policy/core/browser/browser_policy_connector.h"
 126 #if defined(OS_CHROMEOS)
 127 #include "chrome/browser/chromeos/login/session/user_session_manager.h"
 128 #include "chrome/browser/chromeos/policy/user_cloud_policy_manager_chromeos.h"
 129 #include "chrome/browser/chromeos/policy/user_cloud_policy_manager_factory_chromeos.h"
 130 #else
 131 #include "chrome/browser/policy/cloud/user_cloud_policy_manager_factory.h"
 132 #include "components/policy/core/common/cloud/user_cloud_policy_manager.h"
 133 #endif
 134 #endif
 135
 136 #if defined(ENABLE_EXTENSIONS)
 137 #include "chrome/browser/extensions/extension_service.h"
 138 #include "chrome/browser/extensions/extension_special_storage_policy.h"
 139 #include "chrome/browser/ui/webui/extensions/extension_icon_source.h"
 140 #include "extensions/browser/extension_pref_store.h"
 141 #include "extensions/browser/extension_pref_value_map.h"
 142 #include "extensions/browser/extension_pref_value_map_factory.h"
 143 #include "extensions/browser/extension_system.h"
 144 #include "extensions/browser/guest_view/guest_view_manager.h"
 145 #endif
 146
 147 #if defined(ENABLE_SUPERVISED_USERS)
 148 #include "chrome/browser/content_settings/content_settings_supervised_provider.h"
 149 #include "chrome/browser/supervised_user/supervised_user_constants.h"
 150 #include "chrome/browser/supervised_user/supervised_user_settings_service.h"
 151 #include "chrome/browser/supervised_user/supervised_user_settings_service_factory.h"
 152 #endif
 153
 154 using base::Time;
 155 using base::TimeDelta;
 156 using base::UserMetricsAction;
 157 using bookmarks::BookmarkModel;
 158 using content::BrowserThread;
 159 using content::DownloadManagerDelegate;
 160
 161 namespace {
 162
 163 #if defined(ENABLE_SESSION_SERVICE)
 164 // Delay, in milliseconds, before we explicitly create the SessionService.
 165 const int kCreateSessionServiceDelayMS = 500;
 166 #endif
 167
 168 // Text content of README file created in each profile directory. Both %s
 169 // placeholders must contain the product name. This is not localizable and hence
 170 // not in resources.
 171 const char kReadmeText[] =
 172     "%s settings and storage represent user-selected preferences and "
 173     "information and MUST not be extracted, overwritten or modified except "
 174     "through %s defined APIs.";
 175
 176 // Value written to prefs for EXIT_CRASHED and EXIT_SESSION_ENDED.
 177 const char kPrefExitTypeCrashed[] = "Crashed";
 178 const char kPrefExitTypeSessionEnded[] = "SessionEnded";
 179
 180 // Helper method needed because PostTask cannot currently take a Callback
 181 // function with non-void return type.
 182 void CreateDirectoryAndSignal(const base::FilePath& path,
 183                               base::WaitableEvent* done_creating) {
 184   DVLOG(1) << "Creating directory " << path.value();
 185   base::CreateDirectory(path);
 186   done_creating->Signal();
 187 }
 188
 189 // Task that blocks the FILE thread until CreateDirectoryAndSignal() finishes on
 190 // blocking I/O pool.
 191 void BlockFileThreadOnDirectoryCreate(base::WaitableEvent* done_creating) {
 192   done_creating->Wait();
 193 }
 194
 195 // Initiates creation of profile directory on |sequenced_task_runner| and
 196 // ensures that FILE thread is blocked until that operation finishes.
 197 void CreateProfileDirectory(base::SequencedTaskRunner* sequenced_task_runner,
 198                             const base::FilePath& path) {
 199   base::WaitableEvent* done_creating = new base::WaitableEvent(false, false);
 200   sequenced_task_runner->PostTask(FROM_HERE,
 201                                   base::Bind(&CreateDirectoryAndSignal,
 202                                              path,
 203                                              done_creating));
 204   // Block the FILE thread until directory is created on I/O pool to make sure
 205   // that we don't attempt any operation until that part completes.
 206   BrowserThread::PostTask(
 207       BrowserThread::FILE, FROM_HERE,
 208       base::Bind(&BlockFileThreadOnDirectoryCreate,
 209                  base::Owned(done_creating)));
 210 }
 211
 212 base::FilePath GetCachePath(const base::FilePath& base) {
 213   return base.Append(chrome::kCacheDirname);
 214 }
 215
 216 base::FilePath GetMediaCachePath(const base::FilePath& base) {
 217   return base.Append(chrome::kMediaCacheDirname);
 218 }
 219
 220 void EnsureReadmeFile(const base::FilePath& base) {
 221   base::FilePath readme_path = base.Append(chrome::kReadmeFilename);
 222   if (base::PathExists(readme_path))
 223     return;
 224   std::string product_name = l10n_util::GetStringUTF8(IDS_PRODUCT_NAME);
 225   std::string readme_text = base::StringPrintf(
 226       kReadmeText, product_name.c_str(), product_name.c_str());
 227   if (base::WriteFile(readme_path, readme_text.data(), readme_text.size()) ==
 228       -1) {
 229     LOG(ERROR) << "Could not create README file.";
 230   }
 231 }
 232
 233 // Converts the kSessionExitedCleanly pref to the corresponding EXIT_TYPE.
 234 Profile::ExitType SessionTypePrefValueToExitType(const std::string& value) {
 235   if (value == kPrefExitTypeSessionEnded)
 236     return Profile::EXIT_SESSION_ENDED;
 237   if (value == kPrefExitTypeCrashed)
 238     return Profile::EXIT_CRASHED;
 239   return Profile::EXIT_NORMAL;
 240 }
 241
 242 // Converts an ExitType into a string that is written to prefs.
 243 std::string ExitTypeToSessionTypePrefValue(Profile::ExitType type) {
 244   switch (type) {
 245     case Profile::EXIT_NORMAL:
 246         return ProfileImpl::kPrefExitTypeNormal;
 247     case Profile::EXIT_SESSION_ENDED:
 248       return kPrefExitTypeSessionEnded;
 249     case Profile::EXIT_CRASHED:
 250       return kPrefExitTypeCrashed;
 251   }
 252   NOTREACHED();
 253   return std::string();
 254 }
 255
 256 PrefStore* CreateExtensionPrefStore(Profile* profile,
 257                                     bool incognito_pref_store) {
 258 #if defined(ENABLE_EXTENSIONS)
 259   return new ExtensionPrefStore(
 260       ExtensionPrefValueMapFactory::GetForBrowserContext(profile),
 261       incognito_pref_store);
 262 #else
 263   return NULL;
 264 #endif
 265 }
 266
 267 }  // namespace
 268
 269 // static
 270 Profile* Profile::CreateProfile(const base::FilePath& path,
 271                                 Delegate* delegate,
 272                                 CreateMode create_mode) {
 273   TRACE_EVENT1("browser,startup",
 274                "Profile::CreateProfile",
 275                "profile_path",
 276                path.AsUTF8Unsafe());
 277
 278   // Get sequenced task runner for making sure that file operations of
 279   // this profile (defined by |path|) are executed in expected order
 280   // (what was previously assured by the FILE thread).
 281   scoped_refptr<base::SequencedTaskRunner> sequenced_task_runner =
 282       JsonPrefStore::GetTaskRunnerForFile(path,
 283                                           BrowserThread::GetBlockingPool());
 284   if (create_mode == CREATE_MODE_ASYNCHRONOUS) {
 285     DCHECK(delegate);
 286     CreateProfileDirectory(sequenced_task_runner.get(), path);
 287   } else if (create_mode == CREATE_MODE_SYNCHRONOUS) {
 288     if (!base::PathExists(path)) {
 289       // TODO(rogerta): http://crbug/160553 - Bad things happen if we can't
 290       // write to the profile directory.  We should eventually be able to run in
 291       // this situation.
 292       if (!base::CreateDirectory(path))
 293         return NULL;
 294     }
 295   } else {
 296     NOTREACHED();
 297   }
 298
 299   return new ProfileImpl(
 300       path, delegate, create_mode, sequenced_task_runner.get());
 301 }
 302
 303 // static
 304 int ProfileImpl::create_readme_delay_ms = 60000;
 305
 306 // static
 307 const char* const ProfileImpl::kPrefExitTypeNormal = "Normal";
 308
 309 // static
 310 void ProfileImpl::RegisterProfilePrefs(
 311     user_prefs::PrefRegistrySyncable* registry) {
 312   registry->RegisterBooleanPref(
 313       prefs::kSavingBrowserHistoryDisabled,
 314       false,
 315       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 316   registry->RegisterBooleanPref(
 317       prefs::kAllowDeletingBrowserHistory,
 318       true,
 319       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 320   registry->RegisterBooleanPref(
 321       prefs::kSigninAllowed,
 322       true,
 323       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 324   registry->RegisterBooleanPref(
 325       prefs::kForceGoogleSafeSearch,
 326       false,
 327       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 328   registry->RegisterBooleanPref(
 329       prefs::kForceYouTubeSafetyMode,
 330       false,
 331       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 332   registry->RegisterBooleanPref(
 333       prefs::kRecordHistory,
 334       false,
 335       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 336   registry->RegisterIntegerPref(
 337       prefs::kProfileAvatarIndex,
 338       -1,
 339       user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
 340   // Whether a profile is using an avatar without having explicitely chosen it
 341   // (i.e. was assigned by default by legacy profile creation).
 342   registry->RegisterBooleanPref(
 343       prefs::kProfileUsingDefaultAvatar,
 344       true,
 345       user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
 346   registry->RegisterBooleanPref(
 347       prefs::kProfileUsingGAIAAvatar,
 348       false,
 349       user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
 350   // Whether a profile is using a default avatar name (eg. Pickles or Person 1).
 351   registry->RegisterBooleanPref(
 352       prefs::kProfileUsingDefaultName,
 353       true,
 354       user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
 355   registry->RegisterStringPref(
 356       prefs::kSupervisedUserId,
 357       std::string(),
 358       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 359   registry->RegisterStringPref(prefs::kProfileName,
 360                                std::string(),
 361                                user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
 362   registry->RegisterStringPref(prefs::kHomePage,
 363                                std::string(),
 364                                user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
 365 #if defined(ENABLE_PRINTING)
 366   registry->RegisterBooleanPref(
 367       prefs::kPrintingEnabled,
 368       true,
 369       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 370 #endif
 371   registry->RegisterBooleanPref(
 372       prefs::kPrintPreviewDisabled,
 373       false,
 374       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 375   registry->RegisterBooleanPref(
 376       prefs::kForceEphemeralProfiles,
 377       false,
 378       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 379
 380   // Initialize the cache prefs.
 381   registry->RegisterFilePathPref(
 382       prefs::kDiskCacheDir,
 383       base::FilePath(),
 384       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 385   registry->RegisterIntegerPref(
 386       prefs::kDiskCacheSize,
 387       0,
 388       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 389   registry->RegisterIntegerPref(
 390       prefs::kMediaCacheSize,
 391       0,
 392       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 393
 394   // Deprecated. Kept around for migration.
 395   registry->RegisterBooleanPref(
 396       prefs::kClearSiteDataOnExit,
 397       false,
 398       user_prefs::PrefRegistrySyncable::SYNCABLE_PREF);
 399 }
 400
 401 ProfileImpl::ProfileImpl(
 402     const base::FilePath& path,
 403     Delegate* delegate,
 404     CreateMode create_mode,
 405     base::SequencedTaskRunner* sequenced_task_runner)
 406     : path_(path),
 407       pref_registry_(new user_prefs::PrefRegistrySyncable),
 408       io_data_(this),
 409       host_content_settings_map_(NULL),
 410       last_session_exit_type_(EXIT_NORMAL),
 411       start_time_(Time::Now()),
 412       delegate_(delegate),
 413       predictor_(NULL) {
 414   TRACE_EVENT0("browser,startup", "ProfileImpl::ctor")
 415   DCHECK(!path.empty()) << "Using an empty path will attempt to write " <<
 416                             "profile files to the root directory!";
 417
 418 #if defined(ENABLE_SESSION_SERVICE)
 419   create_session_service_timer_.Start(FROM_HERE,
 420       TimeDelta::FromMilliseconds(kCreateSessionServiceDelayMS), this,
 421       &ProfileImpl::EnsureSessionServiceCreated);
 422 #endif
 423
 424   set_is_guest_profile(path == ProfileManager::GetGuestProfilePath());
 425   set_is_system_profile(path == ProfileManager::GetSystemProfilePath());
 426
 427   // Determine if prefetch is enabled for this profile.
 428   // If not profile_manager is present, it means we are in a unittest.
 429   const base::CommandLine* command_line =
 430       base::CommandLine::ForCurrentProcess();
 431   predictor_ = chrome_browser_net::Predictor::CreatePredictor(
 432       !command_line->HasSwitch(switches::kDisablePreconnect),
 433       !command_line->HasSwitch(switches::kDnsPrefetchDisable),
 434       g_browser_process->profile_manager() == NULL);
 435
 436   // If we are creating the profile synchronously, then we should load the
 437   // policy data immediately.
 438   bool force_immediate_policy_load = (create_mode == CREATE_MODE_SYNCHRONOUS);
 439 #if defined(ENABLE_CONFIGURATION_POLICY)
 440   policy::BrowserPolicyConnector* connector =
 441       g_browser_process->browser_policy_connector();
 442   schema_registry_service_ =
 443       policy::SchemaRegistryServiceFactory::CreateForContext(
 444           this, connector->GetChromeSchema(), connector->GetSchemaRegistry());
 445 #if defined(OS_CHROMEOS)
 446   cloud_policy_manager_ =
 447       policy::UserCloudPolicyManagerFactoryChromeOS::CreateForProfile(
 448           this, force_immediate_policy_load, sequenced_task_runner);
 449 #else
 450   cloud_policy_manager_ =
 451       policy::UserCloudPolicyManagerFactory::CreateForOriginalBrowserContext(
 452           this,
 453           force_immediate_policy_load,
 454           sequenced_task_runner,
 455           BrowserThread::GetMessageLoopProxyForThread(BrowserThread::FILE),
 456           BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO));
 457 #endif
 458 #endif
 459   profile_policy_connector_ =
 460       policy::ProfilePolicyConnectorFactory::CreateForBrowserContext(
 461           this, force_immediate_policy_load);
 462
 463   DCHECK(create_mode == CREATE_MODE_ASYNCHRONOUS ||
 464          create_mode == CREATE_MODE_SYNCHRONOUS);
 465   bool async_prefs = create_mode == CREATE_MODE_ASYNCHRONOUS;
 466
 467 #if defined(OS_CHROMEOS)
 468   if (chromeos::ProfileHelper::IsSigninProfile(this))
 469     chrome::RegisterLoginProfilePrefs(pref_registry_.get());
 470   else
 471 #endif
 472   chrome::RegisterUserProfilePrefs(pref_registry_.get());
 473
 474   BrowserContextDependencyManager::GetInstance()->
 475       RegisterProfilePrefsForServices(this, pref_registry_.get());
 476
 477   SupervisedUserSettingsService* supervised_user_settings = nullptr;
 478 #if defined(ENABLE_SUPERVISED_USERS)
 479   supervised_user_settings =
 480       SupervisedUserSettingsServiceFactory::GetForProfile(this);
 481   supervised_user_settings->Init(
 482       path_, sequenced_task_runner, create_mode == CREATE_MODE_SYNCHRONOUS);
 483 #endif
 484
 485   scoped_refptr<SafeBrowsingService> safe_browsing_service(
 486       g_browser_process->safe_browsing_service());
 487   if (safe_browsing_service.get()) {
 488     pref_validation_delegate_ =
 489         safe_browsing_service->CreatePreferenceValidationDelegate(this).Pass();
 490   }
 491
 492   {
 493     // On startup, preference loading is always synchronous so a scoped timer
 494     // will work here.
 495     startup_metric_utils::ScopedSlowStartupUMA
 496         scoped_timer("Startup.SlowStartupPreferenceLoading");
 497     prefs_ = chrome_prefs::CreateProfilePrefs(
 498         path_,
 499         sequenced_task_runner,
 500         pref_validation_delegate_.get(),
 501         profile_policy_connector_->policy_service(),
 502         supervised_user_settings,
 503         CreateExtensionPrefStore(this, false),
 504         pref_registry_,
 505         async_prefs).Pass();
 506     // Register on BrowserContext.
 507     user_prefs::UserPrefs::Set(this, prefs_.get());
 508   }
 509
 510   startup_metric_utils::ScopedSlowStartupUMA
 511       scoped_timer("Startup.SlowStartupFinalProfileInit");
 512   if (async_prefs) {
 513     // Wait for the notification that prefs has been loaded
 514     // (successfully or not).  Note that we can use base::Unretained
 515     // because the PrefService is owned by this class and lives on
 516     // the same thread.
 517     prefs_->AddPrefInitObserver(base::Bind(&ProfileImpl::OnPrefsLoaded,
 518                                            base::Unretained(this)));
 519   } else {
 520     // Prefs were loaded synchronously so we can continue directly.
 521     OnPrefsLoaded(true);
 522   }
 523 }
 524
 525 void ProfileImpl::DoFinalInit() {
 526   TRACE_EVENT0("browser", "ProfileImpl::DoFinalInit")
 527   SCOPED_UMA_HISTOGRAM_TIMER("Profile.ProfileImplDoFinalInit");
 528
 529   PrefService* prefs = GetPrefs();
 530   pref_change_registrar_.Init(prefs);
 531   pref_change_registrar_.Add(
 532       prefs::kSupervisedUserId,
 533       base::Bind(&ProfileImpl::UpdateProfileSupervisedUserIdCache,
 534                  base::Unretained(this)));
 535
 536   // Changes in the profile avatar.
 537   pref_change_registrar_.Add(
 538       prefs::kProfileAvatarIndex,
 539       base::Bind(&ProfileImpl::UpdateProfileAvatarCache,
 540                  base::Unretained(this)));
 541   pref_change_registrar_.Add(
 542       prefs::kProfileUsingDefaultAvatar,
 543       base::Bind(&ProfileImpl::UpdateProfileAvatarCache,
 544                  base::Unretained(this)));
 545   pref_change_registrar_.Add(
 546       prefs::kProfileUsingGAIAAvatar,
 547       base::Bind(&ProfileImpl::UpdateProfileAvatarCache,
 548                  base::Unretained(this)));
 549
 550   // Changes in the profile name.
 551   pref_change_registrar_.Add(
 552       prefs::kProfileUsingDefaultName,
 553       base::Bind(&ProfileImpl::UpdateProfileNameCache,
 554                  base::Unretained(this)));
 555   pref_change_registrar_.Add(
 556       prefs::kProfileName,
 557       base::Bind(&ProfileImpl::UpdateProfileNameCache,
 558                  base::Unretained(this)));
 559
 560   pref_change_registrar_.Add(
 561       prefs::kForceEphemeralProfiles,
 562       base::Bind(&ProfileImpl::UpdateProfileIsEphemeralCache,
 563                  base::Unretained(this)));
 564
 565   // It would be nice to use PathService for fetching this directory, but
 566   // the cache directory depends on the profile directory, which isn't available
 567   // to PathService.
 568   chrome::GetUserCacheDirectory(path_, &base_cache_path_);
 569   // Always create the cache directory asynchronously.
 570   scoped_refptr<base::SequencedTaskRunner> sequenced_task_runner =
 571       JsonPrefStore::GetTaskRunnerForFile(base_cache_path_,
 572                                           BrowserThread::GetBlockingPool());
 573   CreateProfileDirectory(sequenced_task_runner.get(), base_cache_path_);
 574
 575   // Initialize components that depend on the current value.
 576   UpdateProfileSupervisedUserIdCache();
 577   UpdateProfileIsEphemeralCache();
 578   GAIAInfoUpdateServiceFactory::GetForProfile(this);
 579
 580   PrefService* local_state = g_browser_process->local_state();
 581   ssl_config_service_manager_.reset(
 582       SSLConfigServiceManager::CreateDefaultManager(local_state));
 583
 584 #if defined(ENABLE_BACKGROUND)
 585   // Initialize the BackgroundModeManager - this has to be done here before
 586   // InitExtensions() is called because it relies on receiving notifications
 587   // when extensions are loaded. BackgroundModeManager is not needed under
 588   // ChromeOS because Chrome is always running, no need for special keep-alive
 589   // or launch-on-startup support unless kKeepAliveForTest is set.
 590   bool init_background_mode_manager = true;
 591 #if defined(OS_CHROMEOS)
 592   if (!base::CommandLine::ForCurrentProcess()->HasSwitch(
 593           switches::kKeepAliveForTest))
 594     init_background_mode_manager = false;
 595 #endif
 596   if (init_background_mode_manager) {
 597     if (g_browser_process->background_mode_manager())
 598       g_browser_process->background_mode_manager()->RegisterProfile(this);
 599   }
 600 #endif  // defined(ENABLE_BACKGROUND)
 601
 602   base::FilePath cookie_path = GetPath();
 603   cookie_path = cookie_path.Append(chrome::kCookieFilename);
 604   base::FilePath channel_id_path = GetPath();
 605   channel_id_path = channel_id_path.Append(chrome::kChannelIDFilename);
 606   base::FilePath cache_path = base_cache_path_;
 607   int cache_max_size;
 608   GetCacheParameters(false, &cache_path, &cache_max_size);
 609   cache_path = GetCachePath(cache_path);
 610
 611   base::FilePath media_cache_path = base_cache_path_;
 612   int media_cache_max_size;
 613   GetCacheParameters(true, &media_cache_path, &media_cache_max_size);
 614   media_cache_path = GetMediaCachePath(media_cache_path);
 615
 616   base::FilePath extensions_cookie_path = GetPath();
 617   extensions_cookie_path =
 618       extensions_cookie_path.Append(chrome::kExtensionsCookieFilename);
 619
 620 #if defined(OS_ANDROID)
 621   SessionStartupPref::Type startup_pref_type =
 622       SessionStartupPref::GetDefaultStartupType();
 623 #else
 624   SessionStartupPref::Type startup_pref_type =
 625       StartupBrowserCreator::GetSessionStartupPref(
 626           *base::CommandLine::ForCurrentProcess(), this).type;
 627 #endif
 628   content::CookieStoreConfig::SessionCookieMode session_cookie_mode =
 629       content::CookieStoreConfig::PERSISTANT_SESSION_COOKIES;
 630   if (GetLastSessionExitType() == Profile::EXIT_CRASHED ||
 631       startup_pref_type == SessionStartupPref::LAST) {
 632     session_cookie_mode = content::CookieStoreConfig::RESTORED_SESSION_COOKIES;
 633   }
 634
 635   // Make sure we initialize the ProfileIOData after everything else has been
 636   // initialized that we might be reading from the IO thread.
 637
 638   io_data_.Init(cookie_path, channel_id_path, cache_path,
 639                 cache_max_size, media_cache_path, media_cache_max_size,
 640                 extensions_cookie_path, GetPath(), predictor_,
 641                 session_cookie_mode, GetSpecialStoragePolicy(),
 642                 CreateDomainReliabilityMonitor(local_state));
 643
 644 #if defined(ENABLE_PLUGINS)
 645   ChromePluginServiceFilter::GetInstance()->RegisterResourceContext(
 646       PluginPrefs::GetForProfile(this).get(),
 647       io_data_.GetResourceContextNoInit());
 648 #endif
 649
 650   // Delay README creation to not impact startup performance.
 651   BrowserThread::PostDelayedTask(
 652         BrowserThread::FILE, FROM_HERE,
 653         base::Bind(&EnsureReadmeFile, GetPath()),
 654         base::TimeDelta::FromMilliseconds(create_readme_delay_ms));
 655
 656   TRACE_EVENT0("browser", "ProfileImpl::SetSaveSessionStorageOnDisk");
 657   content::BrowserContext::GetDefaultStoragePartition(this)->
 658       GetDOMStorageContext()->SetSaveSessionStorageOnDisk();
 659
 660   // TODO(wjmaclean): Remove this. crbug.com/420643
 661   chrome::MigrateProfileZoomLevelPrefs(this);
 662
 663   // The DomDistillerViewerSource is not a normal WebUI so it must be registered
 664   // as a URLDataSource early.
 665   RegisterDomDistillerViewerSource(this);
 666
 667 #if defined(OS_CHROMEOS)
 668   if (chromeos::UserSessionManager::GetInstance()
 669           ->RestartToApplyPerSessionFlagsIfNeed(this, true)) {
 670     return;
 671   }
 672 #endif
 673
 674   if (delegate_) {
 675     TRACE_EVENT0("browser", "ProfileImpl::DoFileInit:DelegateOnProfileCreated")
 676     delegate_->OnProfileCreated(this, true, IsNewProfile());
 677   }
 678
 679   {
 680     SCOPED_UMA_HISTOGRAM_TIMER("Profile.NotifyProfileCreatedTime");
 681     content::NotificationService::current()->Notify(
 682         chrome::NOTIFICATION_PROFILE_CREATED,
 683         content::Source<Profile>(this),
 684         content::NotificationService::NoDetails());
 685   }
 686 #if !defined(OS_CHROMEOS)
 687   // Listen for bookmark model load, to bootstrap the sync service.
 688   // On CrOS sync service will be initialized after sign in.
 689   BookmarkModel* model = BookmarkModelFactory::GetForProfile(this);
 690   model->AddObserver(new BookmarkModelLoadedObserver(this));
 691 #endif
 692
 693   PushMessagingServiceImpl::InitializeForProfile(this);
 694
 695 #if !defined(OS_ANDROID) && !defined(OS_CHROMEOS) && !defined(OS_IOS)
 696   signin_ui_util::InitializePrefsForProfile(this);
 697 #endif
 698 }
 699
 700 base::FilePath ProfileImpl::last_selected_directory() {
 701   return GetPrefs()->GetFilePath(prefs::kSelectFileLastDirectory);
 702 }
 703
 704 void ProfileImpl::set_last_selected_directory(const base::FilePath& path) {
 705   GetPrefs()->SetFilePath(prefs::kSelectFileLastDirectory, path);
 706 }
 707
 708 ProfileImpl::~ProfileImpl() {
 709   MaybeSendDestroyedNotification();
 710
 711   bool prefs_loaded = prefs_->GetInitializationStatus() !=
 712       PrefService::INITIALIZATION_STATUS_WAITING;
 713
 714 #if defined(ENABLE_SESSION_SERVICE)
 715   StopCreateSessionServiceTimer();
 716 #endif
 717
 718   // Remove pref observers
 719   pref_change_registrar_.RemoveAll();
 720
 721 #if defined(ENABLE_PLUGINS)
 722   ChromePluginServiceFilter::GetInstance()->UnregisterResourceContext(
 723       io_data_.GetResourceContextNoInit());
 724 #endif
 725
 726   // Destroy OTR profile and its profile services first.
 727   if (off_the_record_profile_) {
 728     ProfileDestroyer::DestroyOffTheRecordProfileNow(
 729         off_the_record_profile_.get());
 730   } else {
 731 #if defined(ENABLE_EXTENSIONS)
 732     ExtensionPrefValueMapFactory::GetForBrowserContext(this)->
 733         ClearAllIncognitoSessionOnlyPreferences();
 734 #endif
 735   }
 736
 737   BrowserContextDependencyManager::GetInstance()->DestroyBrowserContextServices(
 738       this);
 739
 740   if (pref_proxy_config_tracker_)
 741     pref_proxy_config_tracker_->DetachFromPrefService();
 742
 743   if (host_content_settings_map_.get())
 744     host_content_settings_map_->ShutdownOnUIThread();
 745
 746   // This causes the Preferences file to be written to disk.
 747   if (prefs_loaded)
 748     SetExitType(EXIT_NORMAL);
 749 }
 750
 751 std::string ProfileImpl::GetProfileUserName() const {
 752   const SigninManagerBase* signin_manager =
 753       SigninManagerFactory::GetForProfileIfExists(this);
 754   if (signin_manager)
 755     return signin_manager->GetAuthenticatedUsername();
 756
 757   return std::string();
 758 }
 759
 760 Profile::ProfileType ProfileImpl::GetProfileType() const {
 761   return REGULAR_PROFILE;
 762 }
 763
 764 scoped_ptr<content::ZoomLevelDelegate>
 765 ProfileImpl::CreateZoomLevelDelegate(const base::FilePath& partition_path) {
 766   return make_scoped_ptr(new chrome::ChromeZoomLevelPrefs(
 767       GetPrefs(), GetPath(), partition_path,
 768       ui_zoom::ZoomEventManager::GetForBrowserContext(this)->GetWeakPtr()));
 769 }
 770
 771 base::FilePath ProfileImpl::GetPath() const {
 772   return path_;
 773 }
 774
 775 scoped_refptr<base::SequencedTaskRunner> ProfileImpl::GetIOTaskRunner() {
 776   return JsonPrefStore::GetTaskRunnerForFile(
 777       GetPath(), BrowserThread::GetBlockingPool());
 778 }
 779
 780 bool ProfileImpl::IsOffTheRecord() const {
 781   return false;
 782 }
 783
 784 Profile* ProfileImpl::GetOffTheRecordProfile() {
 785   if (!off_the_record_profile_) {
 786     scoped_ptr<Profile> p(CreateOffTheRecordProfile());
 787     off_the_record_profile_.swap(p);
 788
 789     content::NotificationService::current()->Notify(
 790         chrome::NOTIFICATION_PROFILE_CREATED,
 791         content::Source<Profile>(off_the_record_profile_.get()),
 792         content::NotificationService::NoDetails());
 793   }
 794   return off_the_record_profile_.get();
 795 }
 796
 797 void ProfileImpl::DestroyOffTheRecordProfile() {
 798   off_the_record_profile_.reset();
 799 #if defined(ENABLE_EXTENSIONS)
 800   ExtensionPrefValueMapFactory::GetForBrowserContext(this)->
 801       ClearAllIncognitoSessionOnlyPreferences();
 802 #endif
 803 }
 804
 805 bool ProfileImpl::HasOffTheRecordProfile() {
 806   return off_the_record_profile_.get() != NULL;
 807 }
 808
 809 Profile* ProfileImpl::GetOriginalProfile() {
 810   return this;
 811 }
 812
 813 bool ProfileImpl::IsSupervised() {
 814   return !GetPrefs()->GetString(prefs::kSupervisedUserId).empty();
 815 }
 816
 817 bool ProfileImpl::IsChild() {
 818 #if defined(ENABLE_SUPERVISED_USERS)
 819   return GetPrefs()->GetString(prefs::kSupervisedUserId) ==
 820       supervised_users::kChildAccountSUID;
 821 #else
 822   return false;
 823 #endif
 824 }
 825
 826 bool ProfileImpl::IsLegacySupervised() {
 827   return IsSupervised() && !IsChild();
 828 }
 829
 830 ExtensionSpecialStoragePolicy*
 831     ProfileImpl::GetExtensionSpecialStoragePolicy() {
 832 #if defined(ENABLE_EXTENSIONS)
 833   if (!extension_special_storage_policy_.get()) {
 834     TRACE_EVENT0("browser", "ProfileImpl::GetExtensionSpecialStoragePolicy")
 835     extension_special_storage_policy_ = new ExtensionSpecialStoragePolicy(
 836         CookieSettings::Factory::GetForProfile(this).get());
 837   }
 838   return extension_special_storage_policy_.get();
 839 #else
 840   return NULL;
 841 #endif
 842 }
 843
 844 void ProfileImpl::OnPrefsLoaded(bool success) {
 845   TRACE_EVENT0("browser", "ProfileImpl::OnPrefsLoaded");
 846   SCOPED_UMA_HISTOGRAM_TIMER("Profile.OnPrefsLoadedTime");
 847   if (!success) {
 848     if (delegate_)
 849       delegate_->OnProfileCreated(this, false, false);
 850     return;
 851   }
 852
 853   // Migrate obsolete prefs.
 854   if (g_browser_process->local_state())
 855     chrome::MigrateObsoleteBrowserPrefs(this, g_browser_process->local_state());
 856   chrome::MigrateObsoleteProfilePrefs(this);
 857
 858   // |kSessionExitType| was added after |kSessionExitedCleanly|. If the pref
 859   // value is empty fallback to checking for |kSessionExitedCleanly|.
 860   const std::string exit_type_pref_value(
 861       prefs_->GetString(prefs::kSessionExitType));
 862   if (exit_type_pref_value.empty()) {
 863     last_session_exit_type_ =
 864         prefs_->GetBoolean(prefs::kSessionExitedCleanly) ?
 865           EXIT_NORMAL : EXIT_CRASHED;
 866   } else {
 867     last_session_exit_type_ =
 868         SessionTypePrefValueToExitType(exit_type_pref_value);
 869   }
 870   // Mark the session as open.
 871   prefs_->SetString(prefs::kSessionExitType, kPrefExitTypeCrashed);
 872   // Force this to true in case we fallback and use it.
 873   // TODO(sky): remove this in a couple of releases (m28ish).
 874   prefs_->SetBoolean(prefs::kSessionExitedCleanly, true);
 875
 876 #if defined(OS_ANDROID) && defined(FULL_SAFE_BROWSING)
 877   // Clear safe browsing setting in the case we need to roll back
 878   // for users enrolled in Finch trial before.
 879   if (!SafeBrowsingService::IsEnabledByFieldTrial())
 880     prefs_->ClearPref(prefs::kSafeBrowsingEnabled);
 881 #endif
 882
 883   g_browser_process->profile_manager()->InitProfileUserPrefs(this);
 884
 885   {
 886     SCOPED_UMA_HISTOGRAM_TIMER("Profile.CreateBrowserContextServicesTime");
 887     BrowserContextDependencyManager::GetInstance()->
 888       CreateBrowserContextServices(this);
 889   }
 890
 891   DCHECK(!net_pref_observer_);
 892   {
 893     TRACE_EVENT0("browser", "ProfileImpl::OnPrefsLoaded:NetPrefObserver")
 894     net_pref_observer_.reset(new NetPrefObserver(prefs_.get()));
 895   }
 896
 897   chrome_prefs::SchedulePrefsFilePathVerification(path_);
 898
 899   ChromeVersionService::OnProfileLoaded(prefs_.get(), IsNewProfile());
 900   DoFinalInit();
 901 }
 902
 903 bool ProfileImpl::WasCreatedByVersionOrLater(const std::string& version) {
 904   Version profile_version(ChromeVersionService::GetVersion(prefs_.get()));
 905   Version arg_version(version);
 906   return (profile_version.CompareTo(arg_version) >= 0);
 907 }
 908
 909 void ProfileImpl::SetExitType(ExitType exit_type) {
 910 #if defined(OS_CHROMEOS)
 911   if (chromeos::ProfileHelper::IsSigninProfile(this))
 912     return;
 913 #endif
 914   if (!prefs_)
 915     return;
 916   ExitType current_exit_type = SessionTypePrefValueToExitType(
 917       prefs_->GetString(prefs::kSessionExitType));
 918   // This may be invoked multiple times during shutdown. Only persist the value
 919   // first passed in (unless it's a reset to the crash state, which happens when
 920   // foregrounding the app on mobile).
 921   if (exit_type == EXIT_CRASHED || current_exit_type == EXIT_CRASHED) {
 922     prefs_->SetString(prefs::kSessionExitType,
 923                       ExitTypeToSessionTypePrefValue(exit_type));
 924   }
 925 }
 926
 927 Profile::ExitType ProfileImpl::GetLastSessionExitType() {
 928   // last_session_exited_cleanly_ is set when the preferences are loaded. Force
 929   // it to be set by asking for the prefs.
 930   GetPrefs();
 931   return last_session_exit_type_;
 932 }
 933
 934 PrefService* ProfileImpl::GetPrefs() {
 935   return const_cast<PrefService*>(
 936       static_cast<const ProfileImpl*>(this)->GetPrefs());
 937 }
 938
 939 const PrefService* ProfileImpl::GetPrefs() const {
 940   DCHECK(prefs_);  // Should explicitly be initialized.
 941   return prefs_.get();
 942 }
 943
 944 chrome::ChromeZoomLevelPrefs* ProfileImpl::GetZoomLevelPrefs() {
 945   return static_cast<chrome::ChromeZoomLevelPrefs*>(
 946       GetDefaultStoragePartition(this)->GetZoomLevelDelegate());
 947 }
 948
 949 PrefService* ProfileImpl::GetOffTheRecordPrefs() {
 950   DCHECK(prefs_);
 951   if (!otr_prefs_) {
 952     // The new ExtensionPrefStore is ref_counted and the new PrefService
 953     // stores a reference so that we do not leak memory here.
 954     otr_prefs_.reset(prefs_->CreateIncognitoPrefService(
 955         CreateExtensionPrefStore(this, true)));
 956   }
 957   return otr_prefs_.get();
 958 }
 959
 960 net::URLRequestContextGetter* ProfileImpl::CreateRequestContext(
 961     content::ProtocolHandlerMap* protocol_handlers,
 962     content::URLRequestInterceptorScopedVector request_interceptors) {
 963   return io_data_.CreateMainRequestContextGetter(
 964       protocol_handlers,
 965       request_interceptors.Pass(),
 966       g_browser_process->local_state(),
 967       g_browser_process->io_thread()).get();
 968 }
 969
 970 net::URLRequestContextGetter* ProfileImpl::GetRequestContext() {
 971   return GetDefaultStoragePartition(this)->GetURLRequestContext();
 972 }
 973
 974 net::URLRequestContextGetter* ProfileImpl::GetRequestContextForRenderProcess(
 975     int renderer_child_id) {
 976   content::RenderProcessHost* rph = content::RenderProcessHost::FromID(
 977       renderer_child_id);
 978
 979   return rph->GetStoragePartition()->GetURLRequestContext();
 980 }
 981
 982 net::URLRequestContextGetter* ProfileImpl::GetMediaRequestContext() {
 983   // Return the default media context.
 984   return io_data_.GetMediaRequestContextGetter().get();
 985 }
 986
 987 net::URLRequestContextGetter*
 988 ProfileImpl::GetMediaRequestContextForRenderProcess(
 989     int renderer_child_id) {
 990   content::RenderProcessHost* rph = content::RenderProcessHost::FromID(
 991       renderer_child_id);
 992   content::StoragePartition* storage_partition = rph->GetStoragePartition();
 993
 994   return storage_partition->GetMediaURLRequestContext();
 995 }
 996
 997 net::URLRequestContextGetter*
 998 ProfileImpl::GetMediaRequestContextForStoragePartition(
 999     const base::FilePath& partition_path,
1000     bool in_memory) {
1001   return io_data_
1002       .GetIsolatedMediaRequestContextGetter(partition_path, in_memory).get();
1003 }
1004
1005 content::ResourceContext* ProfileImpl::GetResourceContext() {
1006   return io_data_.GetResourceContext();
1007 }
1008
1009 net::URLRequestContextGetter* ProfileImpl::GetRequestContextForExtensions() {
1010   return io_data_.GetExtensionsRequestContextGetter().get();
1011 }
1012
1013 net::URLRequestContextGetter*
1014 ProfileImpl::CreateRequestContextForStoragePartition(
1015     const base::FilePath& partition_path,
1016     bool in_memory,
1017     content::ProtocolHandlerMap* protocol_handlers,
1018     content::URLRequestInterceptorScopedVector request_interceptors) {
1019   return io_data_.CreateIsolatedAppRequestContextGetter(
1020       partition_path,
1021       in_memory,
1022       protocol_handlers,
1023       request_interceptors.Pass()).get();
1024 }
1025
1026 net::SSLConfigService* ProfileImpl::GetSSLConfigService() {
1027   // If ssl_config_service_manager_ is null, this typically means that some
1028   // KeyedService is trying to create a RequestContext at startup,
1029   // but SSLConfigServiceManager is not initialized until DoFinalInit() which is
1030   // invoked after all KeyedServices have been initialized (see
1031   // http://crbug.com/171406).
1032   DCHECK(ssl_config_service_manager_) <<
1033       "SSLConfigServiceManager is not initialized yet";
1034   return ssl_config_service_manager_->Get();
1035 }
1036
1037 HostContentSettingsMap* ProfileImpl::GetHostContentSettingsMap() {
1038   DCHECK_CURRENTLY_ON(BrowserThread::UI);
1039   if (!host_content_settings_map_.get()) {
1040     host_content_settings_map_ = new HostContentSettingsMap(GetPrefs(), false);
1041 #if defined(ENABLE_SUPERVISED_USERS)
1042   SupervisedUserSettingsService* supervised_user_settings =
1043       SupervisedUserSettingsServiceFactory::GetForProfile(this);
1044     scoped_ptr<content_settings::SupervisedProvider> supervised_provider(
1045         new content_settings::SupervisedProvider(supervised_user_settings));
1046     host_content_settings_map_->RegisterProvider(
1047         HostContentSettingsMap::SUPERVISED_PROVIDER,
1048         supervised_provider.Pass());
1049 #endif
1050   }
1051   return host_content_settings_map_.get();
1052 }
1053
1054 content::BrowserPluginGuestManager* ProfileImpl::GetGuestManager() {
1055 #if defined(ENABLE_EXTENSIONS)
1056   return extensions::GuestViewManager::FromBrowserContext(this);
1057 #else
1058   return NULL;
1059 #endif
1060 }
1061
1062 DownloadManagerDelegate* ProfileImpl::GetDownloadManagerDelegate() {
1063   return DownloadServiceFactory::GetForBrowserContext(this)->
1064       GetDownloadManagerDelegate();
1065 }
1066
1067 storage::SpecialStoragePolicy* ProfileImpl::GetSpecialStoragePolicy() {
1068 #if defined(ENABLE_EXTENSIONS)
1069   return GetExtensionSpecialStoragePolicy();
1070 #else
1071   return NULL;
1072 #endif
1073 }
1074
1075 content::PushMessagingService* ProfileImpl::GetPushMessagingService() {
1076   return PushMessagingServiceFactory::GetForProfile(this);
1077 }
1078
1079 content::SSLHostStateDelegate* ProfileImpl::GetSSLHostStateDelegate() {
1080   return ChromeSSLHostStateDelegateFactory::GetForProfile(this);
1081 }
1082
1083 // TODO(mlamouri): we should all these BrowserContext implementation to Profile
1084 // instead of repeating them inside all Profile implementations.
1085 content::PermissionManager* ProfileImpl::GetPermissionManager() {
1086   return PermissionManagerFactory::GetForProfile(this);
1087 }
1088
1089 bool ProfileImpl::IsSameProfile(Profile* profile) {
1090   if (profile == static_cast<Profile*>(this))
1091     return true;
1092   Profile* otr_profile = off_the_record_profile_.get();
1093   return otr_profile && profile == otr_profile;
1094 }
1095
1096 Time ProfileImpl::GetStartTime() const {
1097   return start_time_;
1098 }
1099
1100 #if defined(ENABLE_SESSION_SERVICE)
1101 void ProfileImpl::StopCreateSessionServiceTimer() {
1102   create_session_service_timer_.Stop();
1103 }
1104
1105 void ProfileImpl::EnsureSessionServiceCreated() {
1106   SessionServiceFactory::GetForProfile(this);
1107 }
1108 #endif
1109
1110 #if defined(OS_CHROMEOS)
1111 void ProfileImpl::ChangeAppLocale(
1112     const std::string& new_locale, AppLocaleChangedVia via) {
1113   if (new_locale.empty()) {
1114     NOTREACHED();
1115     return;
1116   }
1117   PrefService* local_state = g_browser_process->local_state();
1118   DCHECK(local_state);
1119   if (local_state->IsManagedPreference(prefs::kApplicationLocale))
1120     return;
1121   std::string pref_locale = GetPrefs()->GetString(prefs::kApplicationLocale);
1122   bool do_update_pref = true;
1123   switch (via) {
1124     case APP_LOCALE_CHANGED_VIA_SETTINGS:
1125     case APP_LOCALE_CHANGED_VIA_REVERT: {
1126       // We keep kApplicationLocaleBackup value as a reference.  In case value
1127       // of kApplicationLocale preference would change due to sync from other
1128       // device then kApplicationLocaleBackup value will trigger and allow us to
1129       // show notification about automatic locale change in LocaleChangeGuard.
1130       GetPrefs()->SetString(prefs::kApplicationLocaleBackup, new_locale);
1131       GetPrefs()->ClearPref(prefs::kApplicationLocaleAccepted);
1132       // We maintain kApplicationLocale property in both a global storage
1133       // and user's profile.  Global property determines locale of login screen,
1134       // while user's profile determines his personal locale preference.
1135       break;
1136     }
1137     case APP_LOCALE_CHANGED_VIA_LOGIN:
1138     case APP_LOCALE_CHANGED_VIA_PUBLIC_SESSION_LOGIN: {
1139       if (!pref_locale.empty()) {
1140         DCHECK(pref_locale == new_locale);
1141         std::string accepted_locale =
1142             GetPrefs()->GetString(prefs::kApplicationLocaleAccepted);
1143         if (accepted_locale == new_locale) {
1144           // If locale is accepted then we do not want to show LocaleChange
1145           // notification.  This notification is triggered by different values
1146           // of kApplicationLocaleBackup and kApplicationLocale preferences,
1147           // so make them identical.
1148           GetPrefs()->SetString(prefs::kApplicationLocaleBackup, new_locale);
1149         } else {
1150           // Back up locale of login screen.
1151           std::string cur_locale = g_browser_process->GetApplicationLocale();
1152           GetPrefs()->SetString(prefs::kApplicationLocaleBackup, cur_locale);
1153           if (locale_change_guard_ == NULL)
1154             locale_change_guard_.reset(new chromeos::LocaleChangeGuard(this));
1155           locale_change_guard_->PrepareChangingLocale(cur_locale, new_locale);
1156         }
1157       } else {
1158         std::string cur_locale = g_browser_process->GetApplicationLocale();
1159         std::string backup_locale =
1160             GetPrefs()->GetString(prefs::kApplicationLocaleBackup);
1161         // Profile synchronization takes time and is not completed at that
1162         // moment at first login.  So we initialize locale preference in steps:
1163         // (1) first save it to temporary backup;
1164         // (2) on next login we assume that synchronization is already completed
1165         //     and we may finalize initialization.
1166         GetPrefs()->SetString(prefs::kApplicationLocaleBackup, cur_locale);
1167         if (!new_locale.empty())
1168           GetPrefs()->SetString(prefs::kApplicationLocale, new_locale);
1169         else if (!backup_locale.empty())
1170           GetPrefs()->SetString(prefs::kApplicationLocale, backup_locale);
1171         do_update_pref = false;
1172       }
1173       break;
1174     }
1175     case APP_LOCALE_CHANGED_VIA_UNKNOWN:
1176     default: {
1177       NOTREACHED();
1178       break;
1179     }
1180   }
1181   if (do_update_pref)
1182     GetPrefs()->SetString(prefs::kApplicationLocale, new_locale);
1183   if (via != APP_LOCALE_CHANGED_VIA_PUBLIC_SESSION_LOGIN)
1184     local_state->SetString(prefs::kApplicationLocale, new_locale);
1185
1186   if (user_manager::UserManager::Get()->GetOwnerEmail() ==
1187       chromeos::ProfileHelper::Get()->GetUserByProfile(this)->email())
1188     local_state->SetString(prefs::kOwnerLocale, new_locale);
1189 }
1190
1191 void ProfileImpl::OnLogin() {
1192   if (locale_change_guard_ == NULL)
1193     locale_change_guard_.reset(new chromeos::LocaleChangeGuard(this));
1194   locale_change_guard_->OnLogin();
1195 }
1196
1197 void ProfileImpl::InitChromeOSPreferences() {
1198   chromeos_preferences_.reset(new chromeos::Preferences());
1199   chromeos_preferences_->Init(
1200       this, chromeos::ProfileHelper::Get()->GetUserByProfile(this));
1201 }
1202
1203 #endif  // defined(OS_CHROMEOS)
1204
1205 PrefProxyConfigTracker* ProfileImpl::GetProxyConfigTracker() {
1206   if (!pref_proxy_config_tracker_)
1207     pref_proxy_config_tracker_.reset(CreateProxyConfigTracker());
1208   return pref_proxy_config_tracker_.get();
1209 }
1210
1211 chrome_browser_net::Predictor* ProfileImpl::GetNetworkPredictor() {
1212   return predictor_;
1213 }
1214
1215 DevToolsNetworkController* ProfileImpl::GetDevToolsNetworkController() {
1216   return io_data_.GetDevToolsNetworkController();
1217 }
1218
1219 void ProfileImpl::ClearNetworkingHistorySince(
1220     base::Time time,
1221     const base::Closure& completion) {
1222   io_data_.ClearNetworkingHistorySince(time, completion);
1223 }
1224
1225 GURL ProfileImpl::GetHomePage() {
1226   // --homepage overrides any preferences.
1227   const base::CommandLine& command_line =
1228       *base::CommandLine::ForCurrentProcess();
1229   if (command_line.HasSwitch(switches::kHomePage)) {
1230     // TODO(evanm): clean up usage of DIR_CURRENT.
1231     //   http://code.google.com/p/chromium/issues/detail?id=60630
1232     // For now, allow this code to call getcwd().
1233     base::ThreadRestrictions::ScopedAllowIO allow_io;
1234
1235     base::FilePath browser_directory;
1236     PathService::Get(base::DIR_CURRENT, &browser_directory);
1237     GURL home_page(url_fixer::FixupRelativeFile(
1238         browser_directory,
1239         command_line.GetSwitchValuePath(switches::kHomePage)));
1240     if (home_page.is_valid())
1241       return home_page;
1242   }
1243
1244   if (GetPrefs()->GetBoolean(prefs::kHomePageIsNewTabPage))
1245     return GURL(chrome::kChromeUINewTabURL);
1246   GURL home_page(url_fixer::FixupURL(GetPrefs()->GetString(prefs::kHomePage),
1247                                      std::string()));
1248   if (!home_page.is_valid())
1249     return GURL(chrome::kChromeUINewTabURL);
1250   return home_page;
1251 }
1252
1253 void ProfileImpl::UpdateProfileSupervisedUserIdCache() {
1254   ProfileManager* profile_manager = g_browser_process->profile_manager();
1255   ProfileInfoCache& cache = profile_manager->GetProfileInfoCache();
1256   size_t index = cache.GetIndexOfProfileWithPath(GetPath());
1257   if (index != std::string::npos) {
1258     std::string supervised_user_id =
1259         GetPrefs()->GetString(prefs::kSupervisedUserId);
1260     cache.SetSupervisedUserIdOfProfileAtIndex(index, supervised_user_id);
1261     ProfileMetrics::UpdateReportedProfilesStatistics(profile_manager);
1262   }
1263 }
1264
1265 void ProfileImpl::UpdateProfileNameCache() {
1266   ProfileManager* profile_manager = g_browser_process->profile_manager();
1267   ProfileInfoCache& cache = profile_manager->GetProfileInfoCache();
1268   size_t index = cache.GetIndexOfProfileWithPath(GetPath());
1269   if (index != std::string::npos) {
1270     std::string profile_name =
1271         GetPrefs()->GetString(prefs::kProfileName);
1272     cache.SetNameOfProfileAtIndex(index, base::UTF8ToUTF16(profile_name));
1273     bool default_name =
1274         GetPrefs()->GetBoolean(prefs::kProfileUsingDefaultName);
1275     cache.SetProfileIsUsingDefaultNameAtIndex(index, default_name);
1276   }
1277 }
1278
1279 void ProfileImpl::UpdateProfileAvatarCache() {
1280   ProfileManager* profile_manager = g_browser_process->profile_manager();
1281   ProfileInfoCache& cache = profile_manager->GetProfileInfoCache();
1282   size_t index = cache.GetIndexOfProfileWithPath(GetPath());
1283   if (index != std::string::npos) {
1284     size_t avatar_index =
1285         GetPrefs()->GetInteger(prefs::kProfileAvatarIndex);
1286     cache.SetAvatarIconOfProfileAtIndex(index, avatar_index);
1287     bool default_avatar =
1288         GetPrefs()->GetBoolean(prefs::kProfileUsingDefaultAvatar);
1289     cache.SetProfileIsUsingDefaultAvatarAtIndex(index, default_avatar);
1290     bool gaia_avatar =
1291         GetPrefs()->GetBoolean(prefs::kProfileUsingGAIAAvatar);
1292     cache.SetIsUsingGAIAPictureOfProfileAtIndex(index, gaia_avatar);
1293   }
1294 }
1295
1296 void ProfileImpl::UpdateProfileIsEphemeralCache() {
1297   ProfileManager* profile_manager = g_browser_process->profile_manager();
1298   ProfileInfoCache& cache = profile_manager->GetProfileInfoCache();
1299   size_t index = cache.GetIndexOfProfileWithPath(GetPath());
1300   if (index != std::string::npos) {
1301     bool is_ephemeral = GetPrefs()->GetBoolean(prefs::kForceEphemeralProfiles);
1302     cache.SetProfileIsEphemeralAtIndex(index, is_ephemeral);
1303   }
1304 }
1305
1306 // Gets the cache parameters from the command line. If |is_media_context| is
1307 // set to true then settings for the media context type is what we need,
1308 // |cache_path| will be set to the user provided path, or will not be touched if
1309 // there is not an argument. |max_size| will be the user provided value or zero
1310 // by default.
1311 void ProfileImpl::GetCacheParameters(bool is_media_context,
1312                                      base::FilePath* cache_path,
1313                                      int* max_size) {
1314   DCHECK(cache_path);
1315   DCHECK(max_size);
1316   base::FilePath path(prefs_->GetFilePath(prefs::kDiskCacheDir));
1317   if (!path.empty())
1318     *cache_path = path;
1319   *max_size = is_media_context ? prefs_->GetInteger(prefs::kMediaCacheSize) :
1320                                  prefs_->GetInteger(prefs::kDiskCacheSize);
1321 }
1322
1323 PrefProxyConfigTracker* ProfileImpl::CreateProxyConfigTracker() {
1324 #if defined(OS_CHROMEOS)
1325   if (chromeos::ProfileHelper::IsSigninProfile(this)) {
1326     return ProxyServiceFactory::CreatePrefProxyConfigTrackerOfLocalState(
1327         g_browser_process->local_state());
1328   }
1329 #endif  // defined(OS_CHROMEOS)
1330   return ProxyServiceFactory::CreatePrefProxyConfigTrackerOfProfile(
1331       GetPrefs(), g_browser_process->local_state());
1332 }
1333
1334 scoped_ptr<domain_reliability::DomainReliabilityMonitor>
1335 ProfileImpl::CreateDomainReliabilityMonitor(PrefService* local_state) {
1336   domain_reliability::DomainReliabilityService* service =
1337       domain_reliability::DomainReliabilityServiceFactory::GetInstance()->
1338           GetForBrowserContext(this);
1339   if (!service)
1340     return scoped_ptr<domain_reliability::DomainReliabilityMonitor>();
1341
1342   return service->CreateMonitor(
1343       BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO));
1344 }