Revert of [Oilpan] Prepare full definition of classes before using Member

third_party/WebKit/Source/modules/indexeddb/IDBTransaction.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 318 matching lines @@
     if (m_mode == WebIDBTransactionModeVersionChange)
         return m_database->objectStoreNames();
 
     RefPtrWillBeRawPtr<DOMStringList> objectStoreNames = DOMStringList::create(DOMStringList::IndexedDB);
     for (const String& name : m_objectStoreNames)
         objectStoreNames->append(name);
     objectStoreNames->sort();
     return objectStoreNames.release();
 }
 
-IDBDatabase* IDBTransaction::db() const
-{
-    return m_database;
-}
-
-DOMException* IDBTransaction::error() const
-{
-    return m_error;
-}
-
 const AtomicString& IDBTransaction::interfaceName() const
 {
     return EventTargetNames::IDBTransaction;
 }
 
 ExecutionContext* IDBTransaction::executionContext() const
 {
     return ActiveDOMObject::executionContext();
 }
 
@@ skipping 55 matching lines @@
     event->setTarget(this);
     eventQueue->enqueueEvent(event);
 }
 
 WebIDBDatabase* IDBTransaction::backendDB() const
 {
     return m_database->backend();
 }
 
 } // namespace blink