Gracefully discharge a failed script load in disposed documents.

third_party/WebKit/Source/core/dom/ScriptLoader.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nikolas Zimmermann <zimmermann@kde.org>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
@@ skipping 441 matching lines @@
 {
     ASSERT(!m_willBeParserExecuted);
 
     RefPtrWillBeRawPtr<Document> elementDocument(m_element->document());
     RefPtrWillBeRawPtr<Document> contextDocument = elementDocument->contextDocument().get();
     if (!contextDocument)
         return;
 
     ASSERT_UNUSED(resource, resource == m_resource);
 
+    ScriptRunner::ExecutionType runOrder = m_willExecuteInOrder ? ScriptRunner::IN_ORDER_EXECUTION : ScriptRunner::ASYNC_EXECUTION;
     if (m_resource->errorOccurred()) {
         dispatchErrorEvent();
         // dispatchErrorEvent might move the HTMLScriptElement to a new
         // document. In that case, we must notify the ScriptRunner of the new
         // document, not the ScriptRunner of the old docuemnt.
         contextDocument = m_element->document().contextDocument().get();
         if (!contextDocument)
             return;
-        contextDocument->scriptRunner()->notifyScriptLoadError(this, m_willExecuteInOrder ? ScriptRunner::IN_ORDER_EXECUTION : ScriptRunner::ASYNC_EXECUTION);
+        contextDocument->scriptRunner()->notifyScriptLoadError(this, runOrder);
         return;
     }
-    if (m_willExecuteInOrder)
-        contextDocument->scriptRunner()->notifyScriptReady(this, ScriptRunner::IN_ORDER_EXECUTION);
-    else
-        contextDocument->scriptRunner()->notifyScriptReady(this, ScriptRunner::ASYNC_EXECUTION);
-
+    contextDocument->scriptRunner()->notifyScriptReady(this, runOrder);
     m_pendingScript.stopWatchingForLoad(this);
 }
 
 bool ScriptLoader::ignoresLoadRequest() const
 {
     return m_alreadyStarted || m_isExternalScript || m_parserInserted || !element() || !element()->inDocument();
 }
 
 bool ScriptLoader::isScriptForEventSupported() const
 {
@@ skipping 31 matching lines @@
     if (isHTMLScriptLoader(element))
         return toHTMLScriptElement(element)->loader();
 
     if (isSVGScriptLoader(element))
         return toSVGScriptElement(element)->loader();
 
     return 0;
 }
 
 } // namespace blink