[oilpan] Move IDBDatabase, IDBDatabaseCallbacks, IDBDatabaseBackendInterface and other related clas…

Source/modules/indexeddb/IDBTransaction.h

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 38 matching lines @@
 struct IDBObjectStoreMetadata;
 
 class IDBTransaction : public RefCountedHeapAllocated<IDBTransaction>, public ScriptWrappable, public EventTarget, public ActiveDOMObject {
     DECLARE_GC_MAP
     DEFINE_SELF_HANDLE(IDBTransaction)
 public:
     static PassRefPtr<IDBTransaction> create(ScriptExecutionContext*, int64_t, const Vector<String>& objectStoreNames, IndexedDB::TransactionMode, IDBDatabase*);
     static PassRefPtr<IDBTransaction> create(ScriptExecutionContext*, int64_t, IDBDatabase*, IDBOpenDBRequest*, const IDBDatabaseMetadata& previousMetadata);
     virtual ~IDBTransaction();
 
-    virtual void trace(Visitor*) { }
+    virtual void trace(Visitor*);
 
     virtual void visitWith(Visitor* visitor) const OVERRIDE
     {
         visitor->visit(this);
     }
 
     static const AtomicString& modeReadOnly();
     static const AtomicString& modeReadWrite();
     static const AtomicString& modeVersionChange();
     static const AtomicString& modeReadOnlyLegacy();
     static const AtomicString& modeReadWriteLegacy();
 
     static IndexedDB::TransactionMode stringToMode(const String&, ExceptionCode&);
     static const AtomicString& modeToString(IndexedDB::TransactionMode);
 
     IDBDatabaseBackendInterface* backendDB() const;
 
     int64_t id() const { return m_id; }
     bool isActive() const { return m_state == Active; }
     bool isFinished() const { return m_state == Finished; }
     bool isReadOnly() const { return m_mode == IndexedDB::TransactionReadOnly; }
     bool isVersionChange() const { return m_mode == IndexedDB::TransactionVersionChange; }
 
     // Implement the IDBTransaction IDL
     const String& mode() const;
-    IDBDatabase* db() const { return m_database.get(); }
+    IDBDatabase* db() const { return m_database; }
     PassRefPtr<DOMError> error() const { return m_error; }
     PassRefPtr<IDBObjectStore> objectStore(const String& name, ExceptionCode&);
     void abort(ExceptionCode&);
 
     class OpenCursorNotifier {
     public:
         OpenCursorNotifier(PassRefPtr<IDBTransaction>, IDBCursor*);
         ~OpenCursorNotifier();
         void cursorFinished();
     private:
@@ skipping 45 matching lines @@
     virtual EventTargetData* ensureEventTargetData();
 
     enum State {
         Inactive, // Created or started, but not in an event callback
         Active, // Created or started, in creation scope or an event callback
         Finishing, // In the process of aborting or completing.
         Finished, // No more events will fire and no new requests may be filed.
     };
 
     int64_t m_id;
-    RefPtr<IDBDatabase> m_database;
+    Member<IDBDatabase> m_database;
     const Vector<String> m_objectStoreNames;
     IDBOpenDBRequest* m_openDBRequest;
     const IndexedDB::TransactionMode m_mode;
     State m_state;
     bool m_hasPendingActivity;
     bool m_contextStopped;
     RefPtr<DOMError> m_error;
     String m_errorMessage;
 
     ListHashSet<RefPtr<IDBRequest> > m_requestList;
 
     typedef HashMap<String, RefPtr<IDBObjectStore> > IDBObjectStoreMap;
     IDBObjectStoreMap m_objectStoreMap;
 
     typedef HashSet<RefPtr<IDBObjectStore> > IDBObjectStoreSet;
     IDBObjectStoreSet m_deletedObjectStores;
 
     typedef HashMap<RefPtr<IDBObjectStore>, IDBObjectStoreMetadata> IDBObjectStoreMetadataMap;
     IDBObjectStoreMetadataMap m_objectStoreCleanupMap;
     IDBDatabaseMetadata m_previousMetadata;
 
     HashSet<IDBCursor*> m_openCursors;
 
     EventTargetData m_eventTargetData;
 };
 
 } // namespace WebCore
 
 #endif // IDBTransaction_h