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