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

Source/modules/indexeddb/IDBDatabase.cpp

 /*
  * 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 33 matching lines @@
 #include "modules/indexeddb/IDBTracing.h"
 #include "modules/indexeddb/IDBTransaction.h"
 #include "modules/indexeddb/IDBVersionChangeEvent.h"
 #include <limits>
 #include "wtf/Atomics.h"
 
 namespace WebCore {
 
 DEFINE_GC_INFO(IDBDatabase);
 
-PassRefPtr<IDBDatabase> IDBDatabase::create(ScriptExecutionContext* context, PassRefPtr<IDBDatabaseBackendInterface> database, PassRefPtr<IDBDatabaseCallbacks> callbacks)
+IDBDatabase* IDBDatabase::create(ScriptExecutionContext* context, IDBDatabaseBackendInterface* database, IDBDatabaseCallbacks* callbacks)
 {
-    RefPtr<IDBDatabase> idbDatabase(adoptRef(new IDBDatabase(context, database, callbacks)));
+    IDBDatabase* idbDatabase = new IDBDatabase(context, database, callbacks);
     idbDatabase->suspendIfNeeded();
-    return idbDatabase.release();
+    return idbDatabase;
 }
 
-IDBDatabase::IDBDatabase(ScriptExecutionContext* context, PassRefPtr<IDBDatabaseBackendInterface> backend, PassRefPtr<IDBDatabaseCallbacks> callbacks)
+IDBDatabase::IDBDatabase(ScriptExecutionContext* context, IDBDatabaseBackendInterface* backend, IDBDatabaseCallbacks* callbacks)
     : ActiveDOMObject(context)
     , m_backend(backend)
     , m_closePending(false)
     , m_contextStopped(false)
     , m_databaseCallbacks(callbacks)
 {
     // We pass a reference of this object before it can be adopted.
     relaxAdoptionRequirement();
     ScriptWrappable::init(this);
 }
@@ skipping 319 matching lines @@
 EventTargetData* IDBDatabase::eventTargetData()
 {
     return &m_eventTargetData;
 }
 
 EventTargetData* IDBDatabase::ensureEventTargetData()
 {
     return &m_eventTargetData;
 }
 
+void IDBDatabase::trace(Visitor* visitor)
+{
+    visitor->trace(m_backend);
+    visitor->trace(m_databaseCallbacks);
+}
+
 } // namespace WebCore