content/browser/storage_partition_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 "content/browser/storage_partition_impl.h"
   6
   7 #include <set>
   8 #include <vector>
   9
  10 #include "base/location.h"
  11 #include "base/sequenced_task_runner.h"
  12 #include "base/single_thread_task_runner.h"
  13 #include "base/strings/utf_string_conversions.h"
  14 #include "content/browser/browser_main_loop.h"
  15 #include "content/browser/fileapi/browser_file_system_helper.h"
  16 #include "content/browser/geofencing/geofencing_manager.h"
  17 #include "content/browser/gpu/shader_disk_cache.h"
  18 #include "content/browser/host_zoom_map_impl.h"
  19 #include "content/browser/navigator_connect/navigator_connect_context_impl.h"
  20 #include "content/browser/notifications/platform_notification_context_impl.h"
  21 #include "content/common/dom_storage/dom_storage_types.h"
  22 #include "content/public/browser/browser_context.h"
  23 #include "content/public/browser/browser_thread.h"
  24 #include "content/public/browser/dom_storage_context.h"
  25 #include "content/public/browser/indexed_db_context.h"
  26 #include "content/public/browser/local_storage_usage_info.h"
  27 #include "content/public/browser/session_storage_usage_info.h"
  28 #include "net/base/completion_callback.h"
  29 #include "net/base/net_errors.h"
  30 #include "net/cookies/cookie_monster.h"
  31 #include "net/url_request/url_request_context.h"
  32 #include "net/url_request/url_request_context_getter.h"
  33 #include "storage/browser/database/database_tracker.h"
  34 #include "storage/browser/quota/quota_manager.h"
  35
  36 namespace content {
  37
  38 namespace {
  39
  40 void OnClearedCookies(const base::Closure& callback, int num_deleted) {
  41   // The final callback needs to happen from UI thread.
  42   if (!BrowserThread::CurrentlyOn(BrowserThread::UI)) {
  43     BrowserThread::PostTask(
  44         BrowserThread::UI, FROM_HERE,
  45         base::Bind(&OnClearedCookies, callback, num_deleted));
  46     return;
  47   }
  48
  49   callback.Run();
  50 }
  51
  52 void ClearCookiesOnIOThread(
  53     const scoped_refptr<net::URLRequestContextGetter>& rq_context,
  54     const base::Time begin,
  55     const base::Time end,
  56     const GURL& storage_origin,
  57     const base::Closure& callback) {
  58   DCHECK_CURRENTLY_ON(BrowserThread::IO);
  59   net::CookieStore* cookie_store = rq_context->
  60       GetURLRequestContext()->cookie_store();
  61   if (storage_origin.is_empty()) {
  62     cookie_store->DeleteAllCreatedBetweenAsync(
  63         begin,
  64         end,
  65         base::Bind(&OnClearedCookies, callback));
  66   } else {
  67     cookie_store->DeleteAllCreatedBetweenForHostAsync(
  68         begin,
  69         end,
  70         storage_origin, base::Bind(&OnClearedCookies, callback));
  71   }
  72 }
  73
  74 void CheckQuotaManagedDataDeletionStatus(size_t* deletion_task_count,
  75                                          const base::Closure& callback) {
  76   DCHECK_CURRENTLY_ON(BrowserThread::IO);
  77   if (*deletion_task_count == 0) {
  78     delete deletion_task_count;
  79     callback.Run();
  80   }
  81 }
  82
  83 void OnQuotaManagedOriginDeleted(const GURL& origin,
  84                                  storage::StorageType type,
  85                                  size_t* deletion_task_count,
  86                                  const base::Closure& callback,
  87                                  storage::QuotaStatusCode status) {
  88   DCHECK_CURRENTLY_ON(BrowserThread::IO);
  89   DCHECK_GT(*deletion_task_count, 0u);
  90   if (status != storage::kQuotaStatusOk) {
  91     DLOG(ERROR) << "Couldn't remove data of type " << type << " for origin "
  92                 << origin << ". Status: " << status;
  93   }
  94
  95   (*deletion_task_count)--;
  96   CheckQuotaManagedDataDeletionStatus(deletion_task_count, callback);
  97 }
  98
  99 void ClearedShaderCache(const base::Closure& callback) {
 100   if (!BrowserThread::CurrentlyOn(BrowserThread::UI)) {
 101     BrowserThread::PostTask(
 102         BrowserThread::UI, FROM_HERE,
 103         base::Bind(&ClearedShaderCache, callback));
 104     return;
 105   }
 106   callback.Run();
 107 }
 108
 109 void ClearShaderCacheOnIOThread(const base::FilePath& path,
 110                                 const base::Time begin,
 111                                 const base::Time end,
 112                                 const base::Closure& callback) {
 113   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 114   ShaderCacheFactory::GetInstance()->ClearByPath(
 115       path, begin, end, base::Bind(&ClearedShaderCache, callback));
 116 }
 117
 118 void OnLocalStorageUsageInfo(
 119     const scoped_refptr<DOMStorageContextWrapper>& dom_storage_context,
 120     const scoped_refptr<storage::SpecialStoragePolicy>& special_storage_policy,
 121     const StoragePartition::OriginMatcherFunction& origin_matcher,
 122     const base::Time delete_begin,
 123     const base::Time delete_end,
 124     const base::Closure& callback,
 125     const std::vector<LocalStorageUsageInfo>& infos) {
 126   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 127
 128   for (size_t i = 0; i < infos.size(); ++i) {
 129     if (!origin_matcher.is_null() &&
 130         !origin_matcher.Run(infos[i].origin, special_storage_policy.get())) {
 131       continue;
 132     }
 133
 134     if (infos[i].last_modified >= delete_begin &&
 135         infos[i].last_modified <= delete_end) {
 136       dom_storage_context->DeleteLocalStorage(infos[i].origin);
 137     }
 138   }
 139   callback.Run();
 140 }
 141
 142 void OnSessionStorageUsageInfo(
 143     const scoped_refptr<DOMStorageContextWrapper>& dom_storage_context,
 144     const scoped_refptr<storage::SpecialStoragePolicy>& special_storage_policy,
 145     const StoragePartition::OriginMatcherFunction& origin_matcher,
 146     const base::Closure& callback,
 147     const std::vector<SessionStorageUsageInfo>& infos) {
 148   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 149
 150   for (size_t i = 0; i < infos.size(); ++i) {
 151     if (!origin_matcher.is_null() &&
 152         !origin_matcher.Run(infos[i].origin, special_storage_policy.get())) {
 153       continue;
 154     }
 155     dom_storage_context->DeleteSessionStorage(infos[i]);
 156   }
 157
 158   callback.Run();
 159 }
 160
 161 void ClearLocalStorageOnUIThread(
 162     const scoped_refptr<DOMStorageContextWrapper>& dom_storage_context,
 163     const scoped_refptr<storage::SpecialStoragePolicy>& special_storage_policy,
 164     const StoragePartition::OriginMatcherFunction& origin_matcher,
 165     const GURL& storage_origin,
 166     const base::Time begin,
 167     const base::Time end,
 168     const base::Closure& callback) {
 169   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 170
 171   if (!storage_origin.is_empty()) {
 172     bool can_delete = origin_matcher.is_null() ||
 173                       origin_matcher.Run(storage_origin,
 174                                          special_storage_policy.get());
 175     if (can_delete)
 176       dom_storage_context->DeleteLocalStorage(storage_origin);
 177
 178     callback.Run();
 179     return;
 180   }
 181
 182   dom_storage_context->GetLocalStorageUsage(
 183       base::Bind(&OnLocalStorageUsageInfo,
 184                  dom_storage_context, special_storage_policy, origin_matcher,
 185                  begin, end, callback));
 186 }
 187
 188 void ClearSessionStorageOnUIThread(
 189     const scoped_refptr<DOMStorageContextWrapper>& dom_storage_context,
 190     const scoped_refptr<storage::SpecialStoragePolicy>& special_storage_policy,
 191     const StoragePartition::OriginMatcherFunction& origin_matcher,
 192     const base::Closure& callback) {
 193   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 194
 195   dom_storage_context->GetSessionStorageUsage(
 196       base::Bind(&OnSessionStorageUsageInfo, dom_storage_context,
 197                  special_storage_policy, origin_matcher,
 198                  callback));
 199 }
 200
 201 }  // namespace
 202
 203 // Static.
 204 int StoragePartitionImpl::GenerateQuotaClientMask(uint32 remove_mask) {
 205   int quota_client_mask = 0;
 206
 207   if (remove_mask & StoragePartition::REMOVE_DATA_MASK_FILE_SYSTEMS)
 208     quota_client_mask |= storage::QuotaClient::kFileSystem;
 209   if (remove_mask & StoragePartition::REMOVE_DATA_MASK_WEBSQL)
 210     quota_client_mask |= storage::QuotaClient::kDatabase;
 211   if (remove_mask & StoragePartition::REMOVE_DATA_MASK_APPCACHE)
 212     quota_client_mask |= storage::QuotaClient::kAppcache;
 213   if (remove_mask & StoragePartition::REMOVE_DATA_MASK_INDEXEDDB)
 214     quota_client_mask |= storage::QuotaClient::kIndexedDatabase;
 215   if (remove_mask & StoragePartition::REMOVE_DATA_MASK_SERVICE_WORKERS) {
 216     quota_client_mask |= storage::QuotaClient::kServiceWorker;
 217     quota_client_mask |= storage::QuotaClient::kServiceWorkerCache;
 218   }
 219
 220
 221   return quota_client_mask;
 222 }
 223
 224 // Helper for deleting quota managed data from a partition.
 225 //
 226 // Most of the operations in this class are done on IO thread.
 227 struct StoragePartitionImpl::QuotaManagedDataDeletionHelper {
 228   QuotaManagedDataDeletionHelper(uint32 remove_mask,
 229                                  uint32 quota_storage_remove_mask,
 230                                  const GURL& storage_origin,
 231                                  const base::Closure& callback)
 232       : remove_mask(remove_mask),
 233         quota_storage_remove_mask(quota_storage_remove_mask),
 234         storage_origin(storage_origin),
 235         callback(callback),
 236         task_count(0) {
 237   }
 238
 239   void IncrementTaskCountOnIO();
 240   void DecrementTaskCountOnIO();
 241
 242   void ClearDataOnIOThread(
 243       const scoped_refptr<storage::QuotaManager>& quota_manager,
 244       const base::Time begin,
 245       const scoped_refptr<storage::SpecialStoragePolicy>&
 246           special_storage_policy,
 247       const StoragePartition::OriginMatcherFunction& origin_matcher);
 248
 249   void ClearOriginsOnIOThread(
 250       storage::QuotaManager* quota_manager,
 251       const scoped_refptr<storage::SpecialStoragePolicy>&
 252           special_storage_policy,
 253       const StoragePartition::OriginMatcherFunction& origin_matcher,
 254       const base::Closure& callback,
 255       const std::set<GURL>& origins,
 256       storage::StorageType quota_storage_type);
 257
 258   // All of these data are accessed on IO thread.
 259   uint32 remove_mask;
 260   uint32 quota_storage_remove_mask;
 261   GURL storage_origin;
 262   const base::Closure callback;
 263   int task_count;
 264 };
 265
 266 // Helper for deleting all sorts of data from a partition, keeps track of
 267 // deletion status.
 268 //
 269 // StoragePartitionImpl creates an instance of this class to keep track of
 270 // data deletion progress. Deletion requires deleting multiple bits of data
 271 // (e.g. cookies, local storage, session storage etc.) and hopping between UI
 272 // and IO thread. An instance of this class is created in the beginning of
 273 // deletion process (StoragePartitionImpl::ClearDataImpl) and the instance is
 274 // forwarded and updated on each (sub) deletion's callback. The instance is
 275 // finally destroyed when deletion completes (and |callback| is invoked).
 276 struct StoragePartitionImpl::DataDeletionHelper {
 277   DataDeletionHelper(uint32 remove_mask,
 278                      uint32 quota_storage_remove_mask,
 279                      const base::Closure& callback)
 280                      : remove_mask(remove_mask),
 281                        quota_storage_remove_mask(quota_storage_remove_mask),
 282                        callback(callback),
 283                        task_count(0) {
 284   }
 285
 286   void IncrementTaskCountOnUI();
 287   void DecrementTaskCountOnUI();
 288
 289   void ClearDataOnUIThread(
 290       const GURL& storage_origin,
 291       const OriginMatcherFunction& origin_matcher,
 292       const base::FilePath& path,
 293       net::URLRequestContextGetter* rq_context,
 294       DOMStorageContextWrapper* dom_storage_context,
 295       storage::QuotaManager* quota_manager,
 296       storage::SpecialStoragePolicy* special_storage_policy,
 297       WebRTCIdentityStore* webrtc_identity_store,
 298       const base::Time begin,
 299       const base::Time end);
 300
 301   void ClearQuotaManagedDataOnIOThread(
 302       const scoped_refptr<storage::QuotaManager>& quota_manager,
 303       const base::Time begin,
 304       const GURL& storage_origin,
 305       const scoped_refptr<storage::SpecialStoragePolicy>&
 306           special_storage_policy,
 307       const StoragePartition::OriginMatcherFunction& origin_matcher,
 308       const base::Closure& callback);
 309
 310   uint32 remove_mask;
 311   uint32 quota_storage_remove_mask;
 312
 313   // Accessed on UI thread.
 314   const base::Closure callback;
 315   // Accessed on UI thread.
 316   int task_count;
 317 };
 318
 319 void StoragePartitionImpl::DataDeletionHelper::ClearQuotaManagedDataOnIOThread(
 320     const scoped_refptr<storage::QuotaManager>& quota_manager,
 321     const base::Time begin,
 322     const GURL& storage_origin,
 323     const scoped_refptr<storage::SpecialStoragePolicy>& special_storage_policy,
 324     const StoragePartition::OriginMatcherFunction& origin_matcher,
 325     const base::Closure& callback) {
 326   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 327
 328   StoragePartitionImpl::QuotaManagedDataDeletionHelper* helper =
 329       new StoragePartitionImpl::QuotaManagedDataDeletionHelper(
 330           remove_mask,
 331           quota_storage_remove_mask,
 332           storage_origin,
 333           callback);
 334   helper->ClearDataOnIOThread(quota_manager, begin, special_storage_policy,
 335                               origin_matcher);
 336 }
 337
 338 StoragePartitionImpl::StoragePartitionImpl(
 339     BrowserContext* browser_context,
 340     const base::FilePath& partition_path,
 341     storage::QuotaManager* quota_manager,
 342     ChromeAppCacheService* appcache_service,
 343     storage::FileSystemContext* filesystem_context,
 344     storage::DatabaseTracker* database_tracker,
 345     DOMStorageContextWrapper* dom_storage_context,
 346     IndexedDBContextImpl* indexed_db_context,
 347     CacheStorageContextImpl* cache_storage_context,
 348     ServiceWorkerContextWrapper* service_worker_context,
 349     WebRTCIdentityStore* webrtc_identity_store,
 350     storage::SpecialStoragePolicy* special_storage_policy,
 351     GeofencingManager* geofencing_manager,
 352     HostZoomLevelContext* host_zoom_level_context,
 353     NavigatorConnectContextImpl* navigator_connect_context,
 354     PlatformNotificationContextImpl* platform_notification_context,
 355     BackgroundSyncContextImpl* background_sync_context)
 356     : partition_path_(partition_path),
 357       quota_manager_(quota_manager),
 358       appcache_service_(appcache_service),
 359       filesystem_context_(filesystem_context),
 360       database_tracker_(database_tracker),
 361       dom_storage_context_(dom_storage_context),
 362       indexed_db_context_(indexed_db_context),
 363       cache_storage_context_(cache_storage_context),
 364       service_worker_context_(service_worker_context),
 365       webrtc_identity_store_(webrtc_identity_store),
 366       special_storage_policy_(special_storage_policy),
 367       geofencing_manager_(geofencing_manager),
 368       host_zoom_level_context_(host_zoom_level_context),
 369       navigator_connect_context_(navigator_connect_context),
 370       platform_notification_context_(platform_notification_context),
 371       background_sync_context_(background_sync_context),
 372       browser_context_(browser_context) {
 373 }
 374
 375 StoragePartitionImpl::~StoragePartitionImpl() {
 376   browser_context_ = nullptr;
 377
 378   // These message loop checks are just to avoid leaks in unittests.
 379   if (GetDatabaseTracker() &&
 380       BrowserThread::IsMessageLoopValid(BrowserThread::FILE)) {
 381     BrowserThread::PostTask(
 382         BrowserThread::FILE,
 383         FROM_HERE,
 384         base::Bind(&storage::DatabaseTracker::Shutdown, GetDatabaseTracker()));
 385   }
 386
 387   if (GetFileSystemContext())
 388     GetFileSystemContext()->Shutdown();
 389
 390   if (GetDOMStorageContext())
 391     GetDOMStorageContext()->Shutdown();
 392
 393   if (GetServiceWorkerContext())
 394     GetServiceWorkerContext()->Shutdown();
 395
 396   if (GetCacheStorageContext())
 397     GetCacheStorageContext()->Shutdown();
 398
 399   if (GetGeofencingManager())
 400     GetGeofencingManager()->Shutdown();
 401
 402   if (GetPlatformNotificationContext())
 403     GetPlatformNotificationContext()->Shutdown();
 404
 405   if (GetBackgroundSyncContext())
 406     GetBackgroundSyncContext()->Shutdown();
 407 }
 408
 409 StoragePartitionImpl* StoragePartitionImpl::Create(
 410     BrowserContext* context,
 411     bool in_memory,
 412     const base::FilePath& partition_path) {
 413   // Ensure that these methods are called on the UI thread, except for
 414   // unittests where a UI thread might not have been created.
 415   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI) ||
 416          !BrowserThread::IsMessageLoopValid(BrowserThread::UI));
 417
 418   // All of the clients have to be created and registered with the
 419   // QuotaManager prior to the QuotaManger being used. We do them
 420   // all together here prior to handing out a reference to anything
 421   // that utilizes the QuotaManager.
 422   scoped_refptr<storage::QuotaManager> quota_manager =
 423       new storage::QuotaManager(
 424           in_memory,
 425           partition_path,
 426           BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO).get(),
 427           BrowserThread::GetMessageLoopProxyForThread(BrowserThread::DB).get(),
 428           context->GetSpecialStoragePolicy());
 429
 430   // Each consumer is responsible for registering its QuotaClient during
 431   // its construction.
 432   scoped_refptr<storage::FileSystemContext> filesystem_context =
 433       CreateFileSystemContext(
 434           context, partition_path, in_memory, quota_manager->proxy());
 435
 436   scoped_refptr<storage::DatabaseTracker> database_tracker =
 437       new storage::DatabaseTracker(partition_path,
 438                                    in_memory,
 439                                    context->GetSpecialStoragePolicy(),
 440                                    quota_manager->proxy(),
 441                                    BrowserThread::GetMessageLoopProxyForThread(
 442                                        BrowserThread::FILE).get());
 443
 444   base::FilePath path = in_memory ? base::FilePath() : partition_path;
 445   scoped_refptr<DOMStorageContextWrapper> dom_storage_context =
 446       new DOMStorageContextWrapper(path, context->GetSpecialStoragePolicy());
 447
 448   // BrowserMainLoop may not be initialized in unit tests. Tests will
 449   // need to inject their own task runner into the IndexedDBContext.
 450   base::SequencedTaskRunner* idb_task_runner =
 451       BrowserThread::CurrentlyOn(BrowserThread::UI) &&
 452               BrowserMainLoop::GetInstance()
 453           ? BrowserMainLoop::GetInstance()
 454                 ->indexed_db_thread()
 455                 ->task_runner()
 456                 .get()
 457           : NULL;
 458   scoped_refptr<IndexedDBContextImpl> indexed_db_context =
 459       new IndexedDBContextImpl(path,
 460                                context->GetSpecialStoragePolicy(),
 461                                quota_manager->proxy(),
 462                                idb_task_runner);
 463
 464   scoped_refptr<CacheStorageContextImpl> cache_storage_context =
 465       new CacheStorageContextImpl(context);
 466   cache_storage_context->Init(path, quota_manager->proxy(),
 467                               context->GetSpecialStoragePolicy());
 468
 469   scoped_refptr<ServiceWorkerContextWrapper> service_worker_context =
 470       new ServiceWorkerContextWrapper(context);
 471   service_worker_context->Init(path, quota_manager->proxy(),
 472                                context->GetSpecialStoragePolicy());
 473
 474   scoped_refptr<ChromeAppCacheService> appcache_service =
 475       new ChromeAppCacheService(quota_manager->proxy());
 476
 477   scoped_refptr<WebRTCIdentityStore> webrtc_identity_store(
 478       new WebRTCIdentityStore(path, context->GetSpecialStoragePolicy()));
 479
 480   scoped_refptr<storage::SpecialStoragePolicy> special_storage_policy(
 481       context->GetSpecialStoragePolicy());
 482
 483   scoped_refptr<GeofencingManager> geofencing_manager =
 484       new GeofencingManager(service_worker_context);
 485   geofencing_manager->Init();
 486
 487   scoped_refptr<HostZoomLevelContext> host_zoom_level_context(
 488       new HostZoomLevelContext(
 489           context->CreateZoomLevelDelegate(partition_path)));
 490
 491   scoped_refptr<NavigatorConnectContextImpl> navigator_connect_context =
 492       new NavigatorConnectContextImpl(service_worker_context);
 493
 494   scoped_refptr<PlatformNotificationContextImpl> platform_notification_context =
 495       new PlatformNotificationContextImpl(path, context,
 496                                           service_worker_context);
 497   platform_notification_context->Initialize();
 498
 499   scoped_refptr<BackgroundSyncContextImpl> background_sync_context =
 500       new BackgroundSyncContextImpl();
 501   background_sync_context->Init(service_worker_context);
 502
 503   StoragePartitionImpl* storage_partition = new StoragePartitionImpl(
 504       context, partition_path, quota_manager.get(), appcache_service.get(),
 505       filesystem_context.get(), database_tracker.get(),
 506       dom_storage_context.get(), indexed_db_context.get(),
 507       cache_storage_context.get(), service_worker_context.get(),
 508       webrtc_identity_store.get(), special_storage_policy.get(),
 509       geofencing_manager.get(), host_zoom_level_context.get(),
 510       navigator_connect_context.get(), platform_notification_context.get(),
 511       background_sync_context.get());
 512
 513   service_worker_context->set_storage_partition(storage_partition);
 514
 515   return storage_partition;
 516 }
 517
 518 base::FilePath StoragePartitionImpl::GetPath() {
 519   return partition_path_;
 520 }
 521
 522 net::URLRequestContextGetter* StoragePartitionImpl::GetURLRequestContext() {
 523   return url_request_context_.get();
 524 }
 525
 526 net::URLRequestContextGetter*
 527 StoragePartitionImpl::GetMediaURLRequestContext() {
 528   return media_url_request_context_.get();
 529 }
 530
 531 storage::QuotaManager* StoragePartitionImpl::GetQuotaManager() {
 532   return quota_manager_.get();
 533 }
 534
 535 ChromeAppCacheService* StoragePartitionImpl::GetAppCacheService() {
 536   return appcache_service_.get();
 537 }
 538
 539 storage::FileSystemContext* StoragePartitionImpl::GetFileSystemContext() {
 540   return filesystem_context_.get();
 541 }
 542
 543 storage::DatabaseTracker* StoragePartitionImpl::GetDatabaseTracker() {
 544   return database_tracker_.get();
 545 }
 546
 547 DOMStorageContextWrapper* StoragePartitionImpl::GetDOMStorageContext() {
 548   return dom_storage_context_.get();
 549 }
 550
 551 IndexedDBContextImpl* StoragePartitionImpl::GetIndexedDBContext() {
 552   return indexed_db_context_.get();
 553 }
 554
 555 CacheStorageContextImpl* StoragePartitionImpl::GetCacheStorageContext() {
 556   return cache_storage_context_.get();
 557 }
 558
 559 ServiceWorkerContextWrapper* StoragePartitionImpl::GetServiceWorkerContext() {
 560   return service_worker_context_.get();
 561 }
 562
 563 GeofencingManager* StoragePartitionImpl::GetGeofencingManager() {
 564   return geofencing_manager_.get();
 565 }
 566
 567 HostZoomMap* StoragePartitionImpl::GetHostZoomMap() {
 568   DCHECK(host_zoom_level_context_.get());
 569   return host_zoom_level_context_->GetHostZoomMap();
 570 }
 571
 572 HostZoomLevelContext* StoragePartitionImpl::GetHostZoomLevelContext() {
 573   return host_zoom_level_context_.get();
 574 }
 575
 576 ZoomLevelDelegate* StoragePartitionImpl::GetZoomLevelDelegate() {
 577   DCHECK(host_zoom_level_context_.get());
 578   return host_zoom_level_context_->GetZoomLevelDelegate();
 579 }
 580
 581 NavigatorConnectContextImpl*
 582 StoragePartitionImpl::GetNavigatorConnectContext() {
 583   return navigator_connect_context_.get();
 584 }
 585
 586 PlatformNotificationContextImpl*
 587 StoragePartitionImpl::GetPlatformNotificationContext() {
 588   return platform_notification_context_.get();
 589 }
 590
 591 BackgroundSyncContextImpl* StoragePartitionImpl::GetBackgroundSyncContext() {
 592   return background_sync_context_.get();
 593 }
 594
 595 void StoragePartitionImpl::ClearDataImpl(
 596     uint32 remove_mask,
 597     uint32 quota_storage_remove_mask,
 598     const GURL& storage_origin,
 599     const OriginMatcherFunction& origin_matcher,
 600     net::URLRequestContextGetter* rq_context,
 601     const base::Time begin,
 602     const base::Time end,
 603     const base::Closure& callback) {
 604   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 605   DataDeletionHelper* helper = new DataDeletionHelper(remove_mask,
 606                                                       quota_storage_remove_mask,
 607                                                       callback);
 608   // |helper| deletes itself when done in
 609   // DataDeletionHelper::DecrementTaskCountOnUI().
 610   helper->ClearDataOnUIThread(storage_origin,
 611                               origin_matcher,
 612                               GetPath(),
 613                               rq_context,
 614                               dom_storage_context_.get(),
 615                               quota_manager_.get(),
 616                               special_storage_policy_.get(),
 617                               webrtc_identity_store_.get(),
 618                               begin,
 619                               end);
 620 }
 621
 622 void StoragePartitionImpl::
 623     QuotaManagedDataDeletionHelper::IncrementTaskCountOnIO() {
 624   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 625   ++task_count;
 626 }
 627
 628 void StoragePartitionImpl::
 629     QuotaManagedDataDeletionHelper::DecrementTaskCountOnIO() {
 630   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 631   DCHECK_GT(task_count, 0);
 632   --task_count;
 633   if (task_count)
 634     return;
 635
 636   callback.Run();
 637   delete this;
 638 }
 639
 640 void StoragePartitionImpl::QuotaManagedDataDeletionHelper::ClearDataOnIOThread(
 641     const scoped_refptr<storage::QuotaManager>& quota_manager,
 642     const base::Time begin,
 643     const scoped_refptr<storage::SpecialStoragePolicy>& special_storage_policy,
 644     const StoragePartition::OriginMatcherFunction& origin_matcher) {
 645   IncrementTaskCountOnIO();
 646   base::Closure decrement_callback = base::Bind(
 647       &QuotaManagedDataDeletionHelper::DecrementTaskCountOnIO,
 648       base::Unretained(this));
 649
 650   if (quota_storage_remove_mask & QUOTA_MANAGED_STORAGE_MASK_PERSISTENT) {
 651     IncrementTaskCountOnIO();
 652     // Ask the QuotaManager for all origins with persistent quota modified
 653     // within the user-specified timeframe, and deal with the resulting set in
 654     // ClearQuotaManagedOriginsOnIOThread().
 655     quota_manager->GetOriginsModifiedSince(
 656         storage::kStorageTypePersistent,
 657         begin,
 658         base::Bind(&QuotaManagedDataDeletionHelper::ClearOriginsOnIOThread,
 659                    base::Unretained(this),
 660                    quota_manager,
 661                    special_storage_policy,
 662                    origin_matcher,
 663                    decrement_callback));
 664   }
 665
 666   // Do the same for temporary quota.
 667   if (quota_storage_remove_mask & QUOTA_MANAGED_STORAGE_MASK_TEMPORARY) {
 668     IncrementTaskCountOnIO();
 669     quota_manager->GetOriginsModifiedSince(
 670         storage::kStorageTypeTemporary,
 671         begin,
 672         base::Bind(&QuotaManagedDataDeletionHelper::ClearOriginsOnIOThread,
 673                    base::Unretained(this),
 674                    quota_manager,
 675                    special_storage_policy,
 676                    origin_matcher,
 677                    decrement_callback));
 678   }
 679
 680   // Do the same for syncable quota.
 681   if (quota_storage_remove_mask & QUOTA_MANAGED_STORAGE_MASK_SYNCABLE) {
 682     IncrementTaskCountOnIO();
 683     quota_manager->GetOriginsModifiedSince(
 684         storage::kStorageTypeSyncable,
 685         begin,
 686         base::Bind(&QuotaManagedDataDeletionHelper::ClearOriginsOnIOThread,
 687                    base::Unretained(this),
 688                    quota_manager,
 689                    special_storage_policy,
 690                    origin_matcher,
 691                    decrement_callback));
 692   }
 693
 694   DecrementTaskCountOnIO();
 695 }
 696
 697 void
 698 StoragePartitionImpl::QuotaManagedDataDeletionHelper::ClearOriginsOnIOThread(
 699     storage::QuotaManager* quota_manager,
 700     const scoped_refptr<storage::SpecialStoragePolicy>& special_storage_policy,
 701     const StoragePartition::OriginMatcherFunction& origin_matcher,
 702     const base::Closure& callback,
 703     const std::set<GURL>& origins,
 704     storage::StorageType quota_storage_type) {
 705   // The QuotaManager manages all storage other than cookies, LocalStorage,
 706   // and SessionStorage. This loop wipes out most HTML5 storage for the given
 707   // origins.
 708   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 709   if (!origins.size()) {
 710     callback.Run();
 711     return;
 712   }
 713
 714   size_t* deletion_task_count = new size_t(0u);
 715   (*deletion_task_count)++;
 716   for (std::set<GURL>::const_iterator origin = origins.begin();
 717        origin != origins.end(); ++origin) {
 718     // TODO(mkwst): Clean this up, it's slow. http://crbug.com/130746
 719     if (!storage_origin.is_empty() && origin->GetOrigin() != storage_origin)
 720       continue;
 721
 722     if (!origin_matcher.is_null() &&
 723         !origin_matcher.Run(*origin, special_storage_policy.get())) {
 724       continue;
 725     }
 726
 727     (*deletion_task_count)++;
 728     quota_manager->DeleteOriginData(
 729         *origin, quota_storage_type,
 730         StoragePartitionImpl::GenerateQuotaClientMask(remove_mask),
 731         base::Bind(&OnQuotaManagedOriginDeleted,
 732                    origin->GetOrigin(), quota_storage_type,
 733                    deletion_task_count, callback));
 734   }
 735   (*deletion_task_count)--;
 736
 737   CheckQuotaManagedDataDeletionStatus(deletion_task_count, callback);
 738 }
 739
 740 void StoragePartitionImpl::DataDeletionHelper::IncrementTaskCountOnUI() {
 741   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 742   ++task_count;
 743 }
 744
 745 void StoragePartitionImpl::DataDeletionHelper::DecrementTaskCountOnUI() {
 746   if (!BrowserThread::CurrentlyOn(BrowserThread::UI)) {
 747     BrowserThread::PostTask(
 748         BrowserThread::UI, FROM_HERE,
 749         base::Bind(&DataDeletionHelper::DecrementTaskCountOnUI,
 750                    base::Unretained(this)));
 751     return;
 752   }
 753   DCHECK_GT(task_count, 0);
 754   --task_count;
 755   if (!task_count) {
 756     callback.Run();
 757     delete this;
 758   }
 759 }
 760
 761 void StoragePartitionImpl::DataDeletionHelper::ClearDataOnUIThread(
 762     const GURL& storage_origin,
 763     const OriginMatcherFunction& origin_matcher,
 764     const base::FilePath& path,
 765     net::URLRequestContextGetter* rq_context,
 766     DOMStorageContextWrapper* dom_storage_context,
 767     storage::QuotaManager* quota_manager,
 768     storage::SpecialStoragePolicy* special_storage_policy,
 769     WebRTCIdentityStore* webrtc_identity_store,
 770     const base::Time begin,
 771     const base::Time end) {
 772   DCHECK_NE(remove_mask, 0u);
 773   DCHECK(!callback.is_null());
 774
 775   IncrementTaskCountOnUI();
 776   base::Closure decrement_callback = base::Bind(
 777       &DataDeletionHelper::DecrementTaskCountOnUI, base::Unretained(this));
 778
 779   if (remove_mask & REMOVE_DATA_MASK_COOKIES) {
 780     // Handle the cookies.
 781     IncrementTaskCountOnUI();
 782     BrowserThread::PostTask(
 783         BrowserThread::IO, FROM_HERE,
 784         base::Bind(&ClearCookiesOnIOThread,
 785                    make_scoped_refptr(rq_context), begin, end, storage_origin,
 786                    decrement_callback));
 787   }
 788
 789   if (remove_mask & REMOVE_DATA_MASK_INDEXEDDB ||
 790       remove_mask & REMOVE_DATA_MASK_WEBSQL ||
 791       remove_mask & REMOVE_DATA_MASK_APPCACHE ||
 792       remove_mask & REMOVE_DATA_MASK_FILE_SYSTEMS ||
 793       remove_mask & REMOVE_DATA_MASK_SERVICE_WORKERS) {
 794     IncrementTaskCountOnUI();
 795     BrowserThread::PostTask(
 796         BrowserThread::IO, FROM_HERE,
 797         base::Bind(&DataDeletionHelper::ClearQuotaManagedDataOnIOThread,
 798                    base::Unretained(this),
 799                    make_scoped_refptr(quota_manager),
 800                    begin,
 801                    storage_origin,
 802                    make_scoped_refptr(special_storage_policy),
 803                    origin_matcher,
 804                    decrement_callback));
 805   }
 806
 807   if (remove_mask & REMOVE_DATA_MASK_LOCAL_STORAGE) {
 808     IncrementTaskCountOnUI();
 809     ClearLocalStorageOnUIThread(
 810         make_scoped_refptr(dom_storage_context),
 811         make_scoped_refptr(special_storage_policy),
 812         origin_matcher,
 813         storage_origin, begin, end,
 814         decrement_callback);
 815
 816     // ClearDataImpl cannot clear session storage data when a particular origin
 817     // is specified. Therefore we ignore clearing session storage in this case.
 818     // TODO(lazyboy): Fix.
 819     if (storage_origin.is_empty()) {
 820       IncrementTaskCountOnUI();
 821       ClearSessionStorageOnUIThread(
 822           make_scoped_refptr(dom_storage_context),
 823           make_scoped_refptr(special_storage_policy),
 824           origin_matcher,
 825           decrement_callback);
 826     }
 827   }
 828
 829   if (remove_mask & REMOVE_DATA_MASK_SHADER_CACHE) {
 830     IncrementTaskCountOnUI();
 831     BrowserThread::PostTask(
 832         BrowserThread::IO, FROM_HERE,
 833         base::Bind(&ClearShaderCacheOnIOThread,
 834                    path, begin, end, decrement_callback));
 835   }
 836
 837   if (remove_mask & REMOVE_DATA_MASK_WEBRTC_IDENTITY) {
 838     IncrementTaskCountOnUI();
 839     BrowserThread::PostTask(
 840         BrowserThread::IO,
 841         FROM_HERE,
 842         base::Bind(&WebRTCIdentityStore::DeleteBetween,
 843                    webrtc_identity_store,
 844                    begin,
 845                    end,
 846                    decrement_callback));
 847   }
 848
 849   DecrementTaskCountOnUI();
 850 }
 851
 852 void StoragePartitionImpl::ClearDataForOrigin(
 853     uint32 remove_mask,
 854     uint32 quota_storage_remove_mask,
 855     const GURL& storage_origin,
 856     net::URLRequestContextGetter* request_context_getter,
 857     const base::Closure& callback) {
 858   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 859   ClearDataImpl(remove_mask,
 860                 quota_storage_remove_mask,
 861                 storage_origin,
 862                 OriginMatcherFunction(),
 863                 request_context_getter,
 864                 base::Time(),
 865                 base::Time::Max(),
 866                 callback);
 867 }
 868
 869 void StoragePartitionImpl::ClearData(
 870     uint32 remove_mask,
 871     uint32 quota_storage_remove_mask,
 872     const GURL& storage_origin,
 873     const OriginMatcherFunction& origin_matcher,
 874     const base::Time begin,
 875     const base::Time end,
 876     const base::Closure& callback) {
 877   ClearDataImpl(remove_mask, quota_storage_remove_mask, storage_origin,
 878                 origin_matcher, GetURLRequestContext(), begin, end, callback);
 879 }
 880
 881 void StoragePartitionImpl::Flush() {
 882   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 883   if (GetDOMStorageContext())
 884     GetDOMStorageContext()->Flush();
 885 }
 886
 887 WebRTCIdentityStore* StoragePartitionImpl::GetWebRTCIdentityStore() {
 888   return webrtc_identity_store_.get();
 889 }
 890
 891 BrowserContext* StoragePartitionImpl::browser_context() const {
 892   return browser_context_;
 893 }
 894
 895 void StoragePartitionImpl::OverrideQuotaManagerForTesting(
 896     storage::QuotaManager* quota_manager) {
 897   quota_manager_ = quota_manager;
 898 }
 899
 900 void StoragePartitionImpl::OverrideSpecialStoragePolicyForTesting(
 901     storage::SpecialStoragePolicy* special_storage_policy) {
 902   special_storage_policy_ = special_storage_policy;
 903 }
 904
 905 void StoragePartitionImpl::SetURLRequestContext(
 906     net::URLRequestContextGetter* url_request_context) {
 907   url_request_context_ = url_request_context;
 908 }
 909
 910 void StoragePartitionImpl::SetMediaURLRequestContext(
 911     net::URLRequestContextGetter* media_url_request_context) {
 912   media_url_request_context_ = media_url_request_context;
 913 }
 914
 915 }  // namespace content