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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef CHROME_BROWSER_SAFE_BROWSING_SAFE_BROWSING_DATABASE_H_ | 5 #ifndef CHROME_BROWSER_SAFE_BROWSING_SAFE_BROWSING_DATABASE_H_ |
| 6 #define CHROME_BROWSER_SAFE_BROWSING_SAFE_BROWSING_DATABASE_H_ | 6 #define CHROME_BROWSER_SAFE_BROWSING_SAFE_BROWSING_DATABASE_H_ |
| 7 | 7 |
| 8 #include <map> | 8 #include <map> |
| 9 #include <set> | 9 #include <set> |
| 10 #include <string> | 10 #include <string> |
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| 35 public: | 35 public: |
| 36 SafeBrowsingDatabaseFactory() { } | 36 SafeBrowsingDatabaseFactory() { } |
| 37 virtual ~SafeBrowsingDatabaseFactory() { } | 37 virtual ~SafeBrowsingDatabaseFactory() { } |
| 38 virtual SafeBrowsingDatabase* CreateSafeBrowsingDatabase( | 38 virtual SafeBrowsingDatabase* CreateSafeBrowsingDatabase( |
| 39 const scoped_refptr<base::SequencedTaskRunner>& db_task_runner, | 39 const scoped_refptr<base::SequencedTaskRunner>& db_task_runner, |
| 40 bool enable_download_protection, | 40 bool enable_download_protection, |
| 41 bool enable_client_side_whitelist, | 41 bool enable_client_side_whitelist, |
| 42 bool enable_download_whitelist, | 42 bool enable_download_whitelist, |
| 43 bool enable_extension_blacklist, | 43 bool enable_extension_blacklist, |
| 44 bool enable_ip_blacklist, | 44 bool enable_ip_blacklist, |
| 45 bool enable_unwanted_software_list) = 0; | 45 bool enable_unwanted_software_list, |
| 46 bool enable_resource_blacklists_list) = 0; |
| 46 | 47 |
| 47 private: | 48 private: |
| 48 DISALLOW_COPY_AND_ASSIGN(SafeBrowsingDatabaseFactory); | 49 DISALLOW_COPY_AND_ASSIGN(SafeBrowsingDatabaseFactory); |
| 49 }; | 50 }; |
| 50 | 51 |
| 51 // Encapsulates on-disk databases that for safebrowsing. There are | 52 // Encapsulates on-disk databases that for safebrowsing. There are |
| 52 // four databases: browse, download, download whitelist and | 53 // four databases: browse, download, download whitelist and |
| 53 // client-side detection (csd) whitelist databases. The browse database contains | 54 // client-side detection (csd) whitelist databases. The browse database contains |
| 54 // information about phishing and malware urls. The download database contains | 55 // information about phishing and malware urls. The download database contains |
| 55 // URLs for bad binaries (e.g: those containing virus) and hash of | 56 // URLs for bad binaries (e.g: those containing virus) and hash of |
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| 66 // It is not thread safe. | 67 // It is not thread safe. |
| 67 // The browse list and off-domain inclusion whitelist are always on; | 68 // The browse list and off-domain inclusion whitelist are always on; |
| 68 // availability of other lists is controlled by the flags on this method. | 69 // availability of other lists is controlled by the flags on this method. |
| 69 static SafeBrowsingDatabase* Create( | 70 static SafeBrowsingDatabase* Create( |
| 70 const scoped_refptr<base::SequencedTaskRunner>& db_task_runner, | 71 const scoped_refptr<base::SequencedTaskRunner>& db_task_runner, |
| 71 bool enable_download_protection, | 72 bool enable_download_protection, |
| 72 bool enable_client_side_whitelist, | 73 bool enable_client_side_whitelist, |
| 73 bool enable_download_whitelist, | 74 bool enable_download_whitelist, |
| 74 bool enable_extension_blacklist, | 75 bool enable_extension_blacklist, |
| 75 bool enable_ip_blacklist, | 76 bool enable_ip_blacklist, |
| 76 bool enable_unwanted_software_list); | 77 bool enable_unwanted_software_list, |
| 78 bool enable_resource_blacklist); |
| 77 | 79 |
| 78 // Makes the passed |factory| the factory used to instantiate | 80 // Makes the passed |factory| the factory used to instantiate |
| 79 // a SafeBrowsingDatabase. This is used for tests. | 81 // a SafeBrowsingDatabase. This is used for tests. |
| 80 static void RegisterFactory(SafeBrowsingDatabaseFactory* factory) { | 82 static void RegisterFactory(SafeBrowsingDatabaseFactory* factory) { |
| 81 factory_ = factory; | 83 factory_ = factory; |
| 82 } | 84 } |
| 83 | 85 |
| 84 virtual ~SafeBrowsingDatabase(); | 86 virtual ~SafeBrowsingDatabase(); |
| 85 | 87 |
| 86 // Initializes the database with the given filename. | 88 // Initializes the database with the given filename. |
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| 163 // | 165 // |
| 164 // This function can ONLY be accessed from the creation thread. | 166 // This function can ONLY be accessed from the creation thread. |
| 165 virtual bool ContainsExtensionPrefixes( | 167 virtual bool ContainsExtensionPrefixes( |
| 166 const std::vector<SBPrefix>& prefixes, | 168 const std::vector<SBPrefix>& prefixes, |
| 167 std::vector<SBPrefix>* prefix_hits) = 0; | 169 std::vector<SBPrefix>* prefix_hits) = 0; |
| 168 | 170 |
| 169 // Returns true iff the given IP is currently on the csd malware IP blacklist. | 171 // Returns true iff the given IP is currently on the csd malware IP blacklist. |
| 170 // This function is safe to call from any thread. | 172 // This function is safe to call from any thread. |
| 171 virtual bool ContainsMalwareIP(const std::string& ip_address) = 0; | 173 virtual bool ContainsMalwareIP(const std::string& ip_address) = 0; |
| 172 | 174 |
| 175 // Populates |prefix_hits| with any prefixes in |prefixes| that have matches |
| 176 // in the database. Returns true iff there were any matches. |
| 177 // |
| 178 // This function can ONLY by accessed from the creation thread. |
| 179 virtual bool ContainsResourceUrlPrefixes( |
| 180 const std::vector<SBPrefix>& prefixes, |
| 181 std::vector<SBPrefix>* prefix_hits) = 0; |
| 182 |
| 173 // A database transaction should look like: | 183 // A database transaction should look like: |
| 174 // | 184 // |
| 175 // std::vector<SBListChunkRanges> lists; | 185 // std::vector<SBListChunkRanges> lists; |
| 176 // if (db.UpdateStarted(&lists)) { | 186 // if (db.UpdateStarted(&lists)) { |
| 177 // // Do something with |lists|. | 187 // // Do something with |lists|. |
| 178 // | 188 // |
| 179 // // Process add/sub commands. | 189 // // Process add/sub commands. |
| 180 // db.InsertChunks(list_name, chunks); | 190 // db.InsertChunks(list_name, chunks); |
| 181 // | 191 // |
| 182 // // Process adddel/subdel commands. | 192 // // Process adddel/subdel commands. |
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| 254 const base::FilePath& side_effect_free_whitelist_base_filename); | 264 const base::FilePath& side_effect_free_whitelist_base_filename); |
| 255 | 265 |
| 256 // Filename for the csd malware IP blacklist database. | 266 // Filename for the csd malware IP blacklist database. |
| 257 static base::FilePath IpBlacklistDBFilename( | 267 static base::FilePath IpBlacklistDBFilename( |
| 258 const base::FilePath& ip_blacklist_base_filename); | 268 const base::FilePath& ip_blacklist_base_filename); |
| 259 | 269 |
| 260 // Filename for the unwanted software blacklist database. | 270 // Filename for the unwanted software blacklist database. |
| 261 static base::FilePath UnwantedSoftwareDBFilename( | 271 static base::FilePath UnwantedSoftwareDBFilename( |
| 262 const base::FilePath& db_filename); | 272 const base::FilePath& db_filename); |
| 263 | 273 |
| 274 static base::FilePath ResourceBlacklistDBFilename( |
| 275 const base::FilePath& db_filename); |
| 276 |
| 264 // Get the prefixes matching the download |urls|. | 277 // Get the prefixes matching the download |urls|. |
| 265 static void GetDownloadUrlPrefixes(const std::vector<GURL>& urls, | 278 static void GetDownloadUrlPrefixes(const std::vector<GURL>& urls, |
| 266 std::vector<SBPrefix>* prefixes); | 279 std::vector<SBPrefix>* prefixes); |
| 267 | 280 |
| 268 // SafeBrowsing Database failure types for histogramming purposes. Explicitly | 281 // SafeBrowsing Database failure types for histogramming purposes. Explicitly |
| 269 // label new values and do not re-use old values. Also make sure to reflect | 282 // label new values and do not re-use old values. Also make sure to reflect |
| 270 // modifications made below in the SB2DatabaseFailure histogram enum. | 283 // modifications made below in the SB2DatabaseFailure histogram enum. |
| 271 enum FailureType { | 284 enum FailureType { |
| 272 FAILURE_DATABASE_CORRUPT = 0, | 285 FAILURE_DATABASE_CORRUPT = 0, |
| 273 FAILURE_DATABASE_CORRUPT_HANDLER = 1, | 286 FAILURE_DATABASE_CORRUPT_HANDLER = 1, |
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| 297 // Obsolete: FAILURE_SIDE_EFFECT_FREE_WHITELIST_PREFIX_SET_DELETE = 25, | 310 // Obsolete: FAILURE_SIDE_EFFECT_FREE_WHITELIST_PREFIX_SET_DELETE = 25, |
| 298 FAILURE_IP_BLACKLIST_UPDATE_BEGIN = 26, | 311 FAILURE_IP_BLACKLIST_UPDATE_BEGIN = 26, |
| 299 FAILURE_IP_BLACKLIST_UPDATE_FINISH = 27, | 312 FAILURE_IP_BLACKLIST_UPDATE_FINISH = 27, |
| 300 FAILURE_IP_BLACKLIST_UPDATE_INVALID = 28, | 313 FAILURE_IP_BLACKLIST_UPDATE_INVALID = 28, |
| 301 FAILURE_IP_BLACKLIST_DELETE = 29, | 314 FAILURE_IP_BLACKLIST_DELETE = 29, |
| 302 FAILURE_UNWANTED_SOFTWARE_DATABASE_UPDATE_BEGIN = 30, | 315 FAILURE_UNWANTED_SOFTWARE_DATABASE_UPDATE_BEGIN = 30, |
| 303 FAILURE_UNWANTED_SOFTWARE_DATABASE_UPDATE_FINISH = 31, | 316 FAILURE_UNWANTED_SOFTWARE_DATABASE_UPDATE_FINISH = 31, |
| 304 FAILURE_UNWANTED_SOFTWARE_PREFIX_SET_READ = 32, | 317 FAILURE_UNWANTED_SOFTWARE_PREFIX_SET_READ = 32, |
| 305 FAILURE_UNWANTED_SOFTWARE_PREFIX_SET_WRITE = 33, | 318 FAILURE_UNWANTED_SOFTWARE_PREFIX_SET_WRITE = 33, |
| 306 FAILURE_UNWANTED_SOFTWARE_PREFIX_SET_DELETE = 34, | 319 FAILURE_UNWANTED_SOFTWARE_PREFIX_SET_DELETE = 34, |
| 320 FAILURE_RESOURCE_BLACKLIST_UPDATE_BEGIN = 35, |
| 321 FAILURE_RESOURCE_BLACKLIST_UPDATE_FINISH = 36, |
| 322 FAILURE_RESOURCE_BLACKLIST_DELETE = 37, |
| 307 | 323 |
| 308 // Memory space for histograms is determined by the max. ALWAYS | 324 // Memory space for histograms is determined by the max. ALWAYS |
| 309 // ADD NEW VALUES BEFORE THIS ONE. | 325 // ADD NEW VALUES BEFORE THIS ONE. |
| 310 FAILURE_DATABASE_MAX | 326 FAILURE_DATABASE_MAX |
| 311 }; | 327 }; |
| 312 | 328 |
| 313 static void RecordFailure(FailureType failure_type); | 329 static void RecordFailure(FailureType failure_type); |
| 314 | 330 |
| 315 private: | 331 private: |
| 316 // The factory used to instantiate a SafeBrowsingDatabase object. | 332 // The factory used to instantiate a SafeBrowsingDatabase object. |
| 317 // Useful for tests, so they can provide their own implementation of | 333 // Useful for tests, so they can provide their own implementation of |
| 318 // SafeBrowsingDatabase. | 334 // SafeBrowsingDatabase. |
| 319 static SafeBrowsingDatabaseFactory* factory_; | 335 static SafeBrowsingDatabaseFactory* factory_; |
| 320 }; | 336 }; |
| 321 | 337 |
| 322 class SafeBrowsingDatabaseNew : public SafeBrowsingDatabase { | 338 class SafeBrowsingDatabaseNew : public SafeBrowsingDatabase { |
| 323 public: | 339 public: |
| 324 // Create a database with the stores below. Takes ownership of all store | 340 // Create a database with the stores below. Takes ownership of all store |
| 325 // objects handed to this constructor. Ignores all future operations on lists | 341 // objects handed to this constructor. Ignores all future operations on lists |
| 326 // for which the store is initialized to NULL. | 342 // for which the store is initialized to NULL. |
| 327 SafeBrowsingDatabaseNew( | 343 SafeBrowsingDatabaseNew( |
| 328 const scoped_refptr<base::SequencedTaskRunner>& db_task_runner, | 344 const scoped_refptr<base::SequencedTaskRunner>& db_task_runner, |
| 329 SafeBrowsingStore* browse_store, | 345 SafeBrowsingStore* browse_store, |
| 330 SafeBrowsingStore* download_store, | 346 SafeBrowsingStore* download_store, |
| 331 SafeBrowsingStore* csd_whitelist_store, | 347 SafeBrowsingStore* csd_whitelist_store, |
| 332 SafeBrowsingStore* download_whitelist_store, | 348 SafeBrowsingStore* download_whitelist_store, |
| 333 SafeBrowsingStore* inclusion_whitelist_store, | 349 SafeBrowsingStore* inclusion_whitelist_store, |
| 334 SafeBrowsingStore* extension_blacklist_store, | 350 SafeBrowsingStore* extension_blacklist_store, |
| 335 SafeBrowsingStore* ip_blacklist_store, | 351 SafeBrowsingStore* ip_blacklist_store, |
| 336 SafeBrowsingStore* unwanted_software_store); | 352 SafeBrowsingStore* unwanted_software_store, |
| 353 SafeBrowsingStore* resource_blacklist_store); |
| 337 | 354 |
| 338 ~SafeBrowsingDatabaseNew() override; | 355 ~SafeBrowsingDatabaseNew() override; |
| 339 | 356 |
| 340 // Implement SafeBrowsingDatabase interface. | 357 // Implement SafeBrowsingDatabase interface. |
| 341 void Init(const base::FilePath& filename) override; | 358 void Init(const base::FilePath& filename) override; |
| 342 bool ResetDatabase() override; | 359 bool ResetDatabase() override; |
| 343 bool ContainsBrowseUrl(const GURL& url, | 360 bool ContainsBrowseUrl(const GURL& url, |
| 344 std::vector<SBPrefix>* prefix_hits, | 361 std::vector<SBPrefix>* prefix_hits, |
| 345 std::vector<SBFullHashResult>* cache_hits) override; | 362 std::vector<SBFullHashResult>* cache_hits) override; |
| 346 bool ContainsBrowseHashes(const std::vector<SBFullHash>& full_hashes, | 363 bool ContainsBrowseHashes(const std::vector<SBFullHash>& full_hashes, |
| 347 std::vector<SBPrefix>* prefix_hits, | 364 std::vector<SBPrefix>* prefix_hits, |
| 348 std::vector<SBFullHashResult>* cache_hits) override; | 365 std::vector<SBFullHashResult>* cache_hits) override; |
| 349 bool ContainsUnwantedSoftwareUrl( | 366 bool ContainsUnwantedSoftwareUrl( |
| 350 const GURL& url, | 367 const GURL& url, |
| 351 std::vector<SBPrefix>* prefix_hits, | 368 std::vector<SBPrefix>* prefix_hits, |
| 352 std::vector<SBFullHashResult>* cache_hits) override; | 369 std::vector<SBFullHashResult>* cache_hits) override; |
| 353 bool ContainsUnwantedSoftwareHashes( | 370 bool ContainsUnwantedSoftwareHashes( |
| 354 const std::vector<SBFullHash>& full_hashes, | 371 const std::vector<SBFullHash>& full_hashes, |
| 355 std::vector<SBPrefix>* prefix_hits, | 372 std::vector<SBPrefix>* prefix_hits, |
| 356 std::vector<SBFullHashResult>* cache_hits) override; | 373 std::vector<SBFullHashResult>* cache_hits) override; |
| 357 bool ContainsDownloadUrlPrefixes(const std::vector<SBPrefix>& prefixes, | 374 bool ContainsDownloadUrlPrefixes(const std::vector<SBPrefix>& prefixes, |
| 358 std::vector<SBPrefix>* prefix_hits) override; | 375 std::vector<SBPrefix>* prefix_hits) override; |
| 359 bool ContainsCsdWhitelistedUrl(const GURL& url) override; | 376 bool ContainsCsdWhitelistedUrl(const GURL& url) override; |
| 360 bool ContainsDownloadWhitelistedUrl(const GURL& url) override; | 377 bool ContainsDownloadWhitelistedUrl(const GURL& url) override; |
| 361 bool ContainsDownloadWhitelistedString(const std::string& str) override; | 378 bool ContainsDownloadWhitelistedString(const std::string& str) override; |
| 362 bool ContainsInclusionWhitelistedUrl(const GURL& url) override; | 379 bool ContainsInclusionWhitelistedUrl(const GURL& url) override; |
| 363 bool ContainsExtensionPrefixes(const std::vector<SBPrefix>& prefixes, | 380 bool ContainsExtensionPrefixes(const std::vector<SBPrefix>& prefixes, |
| 364 std::vector<SBPrefix>* prefix_hits) override; | 381 std::vector<SBPrefix>* prefix_hits) override; |
| 365 bool ContainsMalwareIP(const std::string& ip_address) override; | 382 bool ContainsMalwareIP(const std::string& ip_address) override; |
| 383 bool ContainsResourceUrlPrefixes(const std::vector<SBPrefix>& prefixes, |
| 384 std::vector<SBPrefix>* prefix_hits) override; |
| 385 |
| 366 bool UpdateStarted(std::vector<SBListChunkRanges>* lists) override; | 386 bool UpdateStarted(std::vector<SBListChunkRanges>* lists) override; |
| 367 void InsertChunks( | 387 void InsertChunks( |
| 368 const std::string& list_name, | 388 const std::string& list_name, |
| 369 const std::vector<scoped_ptr<SBChunkData>>& chunks) override; | 389 const std::vector<scoped_ptr<SBChunkData>>& chunks) override; |
| 370 void DeleteChunks(const std::vector<SBChunkDelete>& chunk_deletes) override; | 390 void DeleteChunks(const std::vector<SBChunkDelete>& chunk_deletes) override; |
| 371 void UpdateFinished(bool update_succeeded) override; | 391 void UpdateFinished(bool update_succeeded) override; |
| 372 void CacheHashResults(const std::vector<SBPrefix>& prefixes, | 392 void CacheHashResults(const std::vector<SBPrefix>& prefixes, |
| 373 const std::vector<SBFullHashResult>& full_hits, | 393 const std::vector<SBFullHashResult>& full_hits, |
| 374 const base::TimeDelta& cache_lifetime) override; | 394 const base::TimeDelta& cache_lifetime) override; |
| 375 | 395 |
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| 674 // whitelist chunks and full-length hashes. This list only contains 256 | 694 // whitelist chunks and full-length hashes. This list only contains 256 |
| 675 // bit hashes. | 695 // bit hashes. |
| 676 // - |download_whitelist_store_|: For the download whitelist chunks and | 696 // - |download_whitelist_store_|: For the download whitelist chunks and |
| 677 // full-length hashes. This list only contains 256 bit hashes. | 697 // full-length hashes. This list only contains 256 bit hashes. |
| 678 // - |inclusion_whitelist_store_|: For the inclusion whitelist. Same format | 698 // - |inclusion_whitelist_store_|: For the inclusion whitelist. Same format |
| 679 // as |download_whitelist_store_|. | 699 // as |download_whitelist_store_|. |
| 680 // - |extension_blacklist_store_|: For extension IDs. | 700 // - |extension_blacklist_store_|: For extension IDs. |
| 681 // - |ip_blacklist_store_|: For IP blacklist. | 701 // - |ip_blacklist_store_|: For IP blacklist. |
| 682 // - |unwanted_software_store_|: For unwanted software list (format | 702 // - |unwanted_software_store_|: For unwanted software list (format |
| 683 // identical to browsing lists). | 703 // identical to browsing lists). |
| 704 // - |resource_blacklist_store_|: For script resource list (format identical |
| 705 // to browsing lists). |
| 684 // | 706 // |
| 685 // The stores themselves will be modified throughout the existence of this | 707 // The stores themselves will be modified throughout the existence of this |
| 686 // database, but shouldn't ever be swapped out (hence the const scoped_ptr -- | 708 // database, but shouldn't ever be swapped out (hence the const scoped_ptr -- |
| 687 // which could be swapped for C++11's std::optional when that's available). | 709 // which could be swapped for C++11's std::optional when that's available). |
| 688 // They are NonThreadSafe and should thus only be accessed on the database's | 710 // They are NonThreadSafe and should thus only be accessed on the database's |
| 689 // main thread as enforced by SafeBrowsingStoreFile's implementation. | 711 // main thread as enforced by SafeBrowsingStoreFile's implementation. |
| 690 const scoped_ptr<SafeBrowsingStore> browse_store_; | 712 const scoped_ptr<SafeBrowsingStore> browse_store_; |
| 691 const scoped_ptr<SafeBrowsingStore> download_store_; | 713 const scoped_ptr<SafeBrowsingStore> download_store_; |
| 692 const scoped_ptr<SafeBrowsingStore> csd_whitelist_store_; | 714 const scoped_ptr<SafeBrowsingStore> csd_whitelist_store_; |
| 693 const scoped_ptr<SafeBrowsingStore> download_whitelist_store_; | 715 const scoped_ptr<SafeBrowsingStore> download_whitelist_store_; |
| 694 const scoped_ptr<SafeBrowsingStore> inclusion_whitelist_store_; | 716 const scoped_ptr<SafeBrowsingStore> inclusion_whitelist_store_; |
| 695 const scoped_ptr<SafeBrowsingStore> extension_blacklist_store_; | 717 const scoped_ptr<SafeBrowsingStore> extension_blacklist_store_; |
| 696 const scoped_ptr<SafeBrowsingStore> ip_blacklist_store_; | 718 const scoped_ptr<SafeBrowsingStore> ip_blacklist_store_; |
| 697 const scoped_ptr<SafeBrowsingStore> unwanted_software_store_; | 719 const scoped_ptr<SafeBrowsingStore> unwanted_software_store_; |
| 720 const scoped_ptr<SafeBrowsingStore> resource_blacklist_store_; |
| 698 | 721 |
| 699 // Used to schedule resetting the database because of corruption. This factory | 722 // Used to schedule resetting the database because of corruption. This factory |
| 700 // and the WeakPtrs it issues should only be used on the database's main | 723 // and the WeakPtrs it issues should only be used on the database's main |
| 701 // thread. | 724 // thread. |
| 702 base::WeakPtrFactory<SafeBrowsingDatabaseNew> reset_factory_; | 725 base::WeakPtrFactory<SafeBrowsingDatabaseNew> reset_factory_; |
| 703 }; | 726 }; |
| 704 | 727 |
| 705 } // namespace safe_browsing | 728 } // namespace safe_browsing |
| 706 | 729 |
| 707 #endif // CHROME_BROWSER_SAFE_BROWSING_SAFE_BROWSING_DATABASE_H_ | 730 #endif // CHROME_BROWSER_SAFE_BROWSING_SAFE_BROWSING_DATABASE_H_ |
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