Appcache, local storage, indexed db, databases: skip exit-time deletion when restarting.

webkit/database/database_tracker.h

 // Copyright (c) 2011 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_DATABASE_DATABASE_TRACKER_H_
 #define WEBKIT_DATABASE_DATABASE_TRACKER_H_
 
 #include <map>
 #include <set>
 
@@ skipping 146 matching lines @@
                               base::PlatformFile* file_handle) const;
   void SaveIncognitoFileHandle(const string16& vfs_file_path,
                                const base::PlatformFile& file_handle);
   bool CloseIncognitoFileHandle(const string16& vfs_file_path);
   bool HasSavedIncognitoFileHandle(const string16& vfs_file_path) const;
 
   // Shutdown the database tracker, deleting database files if the tracker is
   // used for an incognito profile or |clear_local_state_on_exit_| is true.
   void Shutdown();
   void SetClearLocalStateOnExit(bool clear_local_state_on_exit);
+  // Disables the exit-time deletion for all data (also session-only data).
+  void SaveSessionState();
 
  private:
   friend class base::RefCountedThreadSafe<DatabaseTracker>;
   friend class MockDatabaseTracker;  // for testing
 
   typedef std::map<string16, std::set<string16> > DatabaseSet;
   typedef std::map<net::OldCompletionCallback*, DatabaseSet> PendingCompletionMap;
   typedef std::map<string16, base::PlatformFile> FileHandlesMap;
   typedef std::map<string16, string16> OriginDirectoriesMap;
 
@@ skipping 71 matching lines @@
   // invoked upon completion.
   void ScheduleDatabasesForDeletion(const DatabaseSet& databases,
                                     net::OldCompletionCallback* callback);
 
   // Returns the directory where all DB files for the given origin are stored.
   string16 GetOriginDirectory(const string16& origin_identifier);
 
   bool is_initialized_;
   const bool is_incognito_;
   bool clear_local_state_on_exit_;
+  bool save_session_state_;
   bool shutting_down_;
   const FilePath profile_path_;
   const FilePath db_dir_;
   scoped_ptr<sql::Connection> db_;
   scoped_ptr<DatabasesTable> databases_table_;
   scoped_ptr<sql::MetaTable> meta_table_;
   ObserverList<Observer, true> observers_;
   std::map<string16, CachedOriginInfo> origins_info_map_;
   DatabaseConnections database_connections_;
 
@@ skipping 22 matching lines @@
   // this map to assign directory names that do not reveal this information.
   OriginDirectoriesMap incognito_origin_directories_;
   int incognito_origin_directories_generator_;
 
   FRIEND_TEST_ALL_PREFIXES(DatabaseTracker, TestHelper);
 };
 
 }  // namespace webkit_database
 
 #endif  // WEBKIT_DATABASE_DATABASE_TRACKER_H_