[Script Spec Annotation] Annotate and refactor script element's flags

third_party/WebKit/Source/core/html/HTMLScriptElement.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.
  *
  * 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 108 matching lines @@
 void HTMLScriptElement::setText(const String& value) {
   setTextContent(value);
 }
 
 void HTMLScriptElement::setAsync(bool async) {
   setBooleanAttribute(asyncAttr, async);
   m_loader->handleAsyncAttribute();
 }
 
 bool HTMLScriptElement::async() const {
-  return fastHasAttribute(asyncAttr) || (m_loader->forceAsync());
+  return fastHasAttribute(asyncAttr) || m_loader->isNonBlocking();
 }
 
 KURL HTMLScriptElement::src() const {
   return document().completeURL(sourceAttributeValue());
 }
 
 String HTMLScriptElement::sourceAttributeValue() const {
   return getAttribute(srcAttr).getString();
 }
 
@@ skipping 38 matching lines @@
   return new HTMLScriptElement(document(), false, m_loader->alreadyStarted(),
                                false);
 }
 
 DEFINE_TRACE(HTMLScriptElement) {
   visitor->trace(m_loader);
   HTMLElement::trace(visitor);
 }
 
 }  // namespace blink