Merge HTMLDocument into Document

sky/engine/core/css/parser/CSSParserMode.h

 /*
  * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved.
  * Copyright (C) 2012 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
@@ skipping 63 matching lines @@
     CSSParserContext(const Document&, const KURL& baseURL = KURL());
     CSSParserContext(const CSSParserContext&);
 
     bool operator==(const CSSParserContext&) const;
     bool operator!=(const CSSParserContext& other) const { return !(*this == other); }
 
     CSSParserMode mode() const { return HTMLStandardMode; }
     const KURL& baseURL() const { return m_baseURL; }
     const Referrer& referrer() const { return m_referrer; }
 
-    // This causes CSS parsing to be case insensitive and should be removed.
-    bool isHTMLDocument() const { return true; }
-
     // FIXME: These setters shouldn't exist, however the current lifetime of CSSParserContext
     // is not well understood and thus we sometimes need to override these fields.
     void setBaseURL(const KURL& baseURL) { m_baseURL = baseURL; }
     void setReferrer(const Referrer& referrer) { m_referrer = referrer; }
 
     KURL completeURL(const String& url) const;
 
 private:
     KURL m_baseURL;
     Referrer m_referrer;
 };
 
 const CSSParserContext& strictCSSParserContext();
 
 };
 
 #endif  // SKY_ENGINE_CORE_CSS_PARSER_CSSPARSERMODE_H_