Revert of Remove unnecessary uses of GarbageCollectedFinalized<>.

third_party/WebKit/Source/core/dom/ScriptRunner.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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 30 matching lines @@
     , m_taskRunner(Platform::current()->currentThread()->scheduler()->loadingTaskRunner())
     , m_numberOfInOrderScriptsWithPendingNotification(0)
     , m_isSuspended(false)
 {
     DCHECK(document);
 #ifndef NDEBUG
     m_hasEverBeenSuspended = false;
 #endif
 }
 
+ScriptRunner::~ScriptRunner()
+{
+}
+
 void ScriptRunner::queueScriptForExecution(ScriptLoader* scriptLoader, ExecutionType executionType)
 {
     DCHECK(scriptLoader);
     m_document->incrementLoadEventDelayCount();
     switch (executionType) {
     case ASYNC_EXECUTION:
         m_pendingAsyncScripts.add(scriptLoader);
         break;
 
     case IN_ORDER_EXECUTION:
@@ skipping 175 matching lines @@
 DEFINE_TRACE(ScriptRunner)
 {
     visitor->trace(m_document);
     visitor->trace(m_pendingInOrderScripts);
     visitor->trace(m_pendingAsyncScripts);
     visitor->trace(m_asyncScriptsToExecuteSoon);
     visitor->trace(m_inOrderScriptsToExecuteSoon);
 }
 
 } // namespace blink