AppCache: Run a quick integrity check on the sqlite database when opening.

webkit/browser/appcache/appcache_database.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef WEBKIT_BROWSER_APPCACHE_APPCACHE_DATABASE_H_
 #define WEBKIT_BROWSER_APPCACHE_APPCACHE_DATABASE_H_
 
 #include <map>
 #include <set>
 #include <vector>
@@ skipping 170 matching lines @@
       sql::Statement* statement,
       NamespaceRecordVector* intercepts,
       NamespaceRecordVector* fallbacks);
   void ReadNamespaceRecord(
       const sql::Statement* statement, NamespaceRecord* record);
   void ReadOnlineWhiteListRecord(
       const sql::Statement& statement, OnlineWhiteListRecord* record);
 
   // Database creation
   bool LazyOpen(bool create_if_needed);
+  bool QuickIntegrityCheck();
   bool EnsureDatabaseVersion();
   bool CreateSchema();
   bool UpgradeSchema();
 
   void ResetConnectionAndTables();
 
   // Deletes the existing database file and the entire directory containing
   // the database file including the disk cache in which response headers
   // and bodies are stored, and then creates a new database file.
   bool DeleteExistingAndCreateNewDatabase();
 
   base::FilePath db_file_path_;
   scoped_ptr<sql::Connection> db_;
   scoped_ptr<sql::MetaTable> meta_table_;
   bool is_disabled_;
   bool is_recreating_;
 
   FRIEND_TEST_ALL_PREFIXES(AppCacheDatabaseTest, CacheRecords);
   FRIEND_TEST_ALL_PREFIXES(AppCacheDatabaseTest, EntryRecords);
+  FRIEND_TEST_ALL_PREFIXES(AppCacheDatabaseTest, QuickIntegrityCheck);
   FRIEND_TEST_ALL_PREFIXES(AppCacheDatabaseTest, NamespaceRecords);
   FRIEND_TEST_ALL_PREFIXES(AppCacheDatabaseTest, GroupRecords);
   FRIEND_TEST_ALL_PREFIXES(AppCacheDatabaseTest, LazyOpen);
   FRIEND_TEST_ALL_PREFIXES(AppCacheDatabaseTest, ExperimentalFlags);
   FRIEND_TEST_ALL_PREFIXES(AppCacheDatabaseTest, OnlineWhiteListRecords);
   FRIEND_TEST_ALL_PREFIXES(AppCacheDatabaseTest, ReCreate);
   FRIEND_TEST_ALL_PREFIXES(AppCacheDatabaseTest, DeletableResponseIds);
   FRIEND_TEST_ALL_PREFIXES(AppCacheDatabaseTest, OriginUsage);
   FRIEND_TEST_ALL_PREFIXES(AppCacheDatabaseTest, UpgradeSchema3to5);
   FRIEND_TEST_ALL_PREFIXES(AppCacheDatabaseTest, UpgradeSchema4to5);
 
   DISALLOW_COPY_AND_ASSIGN(AppCacheDatabase);
 };
 
 }  // namespace appcache
 
 #endif  // WEBKIT_BROWSER_APPCACHE_APPCACHE_DATABASE_H_