Have CSSParserContext take a Document reference in argument

Source/core/dom/SelectorQuery.cpp

 /*
  * Copyright (C) 2011 Apple 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 462 matching lines @@
 PassRefPtr<NodeList> SelectorQuery::queryAll(Node* rootNode) const
 {
     return m_selectors.queryAll(rootNode);
 }
 
 PassRefPtr<Element> SelectorQuery::queryFirst(Node* rootNode) const
 {
     return m_selectors.queryFirst(rootNode);
 }
 
-SelectorQuery* SelectorQueryCache::add(const AtomicString& selectors, Document* document, ExceptionState& es)
+SelectorQuery* SelectorQueryCache::add(const AtomicString& selectors, const Document& document, ExceptionState& es)
 {
     HashMap<AtomicString, OwnPtr<SelectorQuery> >::iterator it = m_entries.find(selectors);
     if (it != m_entries.end())
         return it->value.get();
 
     CSSParser parser(document);
     CSSSelectorList selectorList;
     parser.parseSelector(selectors, selectorList);
 
     if (!selectorList.first()) {
@@ skipping 16 matching lines @@
     m_entries.add(selectors, selectorQuery.release());
     return rawSelectorQuery;
 }
 
 void SelectorQueryCache::invalidate()
 {
     m_entries.clear();
 }
 
 }