Block the HTML parser on external stylesheets

third_party/WebKit/Source/core/html/parser/HTMLTreeBuilderSimulator.h

 /*
  * Copyright (C) 2013 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 @@
     enum Namespace {
         HTML,
         SVG,
         MathML
     };
 
 public:
     enum SimulatedToken {
         ScriptStart,
         ScriptEnd,
+        StyleEnd,
+        LinkToken,
         OtherToken
     };
 
     typedef Vector<Namespace, 1> State;
 
     explicit HTMLTreeBuilderSimulator(const HTMLParserOptions&);
 
     static State stateFor(HTMLTreeBuilder*);
 
     const State& state() const { return m_namespaceStack; }
     void setState(const State& state) { m_namespaceStack = state; }
 
     SimulatedToken simulate(const CompactHTMLToken&, HTMLTokenizer*);
 
 private:
     explicit HTMLTreeBuilderSimulator(HTMLTreeBuilder*);
 
     bool inForeignContent() const { return m_namespaceStack.last() != HTML; }
 
     HTMLParserOptions m_options;
     State m_namespaceStack;
 };
 
 } // namespace blink
 
 #endif