Remove threading primitives from ParseHTMLOnMainThread

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

 /*
  * Copyright (C) 2010 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 171 matching lines @@
     void evaluateAndPreloadScriptForDocumentWrite(const String& source);
 
     // Temporary enum for the ParseHTMLOnMainThread experiment. This is used to
     // annotate whether a given task should post a task or not on the main
     // thread if the lookahead parser is living on the main thread.
     enum LookaheadParserTaskSynchrony {
         Synchronous,
         Asynchronous,
     };
 
-    // Setting |sync| to true will just call the closure. Note, this method is
-    // completely temporary as we need to maintain both threading
-    // implementations until the ParseHTMLOnMainThread experiment finishes.
-    void postTaskToLookaheadParser(std::unique_ptr<CrossThreadClosure>, LookaheadParserTaskSynchrony = Asynchronous);
+    // Setting |synchronyPolicy| to Synchronous will just call the function
+    // with the given parameters. Note, this method is completely temporary
+    // as we need to maintain both threading implementations until the
+    // ParseHTMLOnMainThread experiment finishes.
+    template <typename FunctionType, typename... Ps>
+    void postTaskToLookaheadParser(LookaheadParserTaskSynchrony synchronyPolicy, FunctionType, Ps&&... parameters);
 
     HTMLToken& token() { return *m_token; }
 
     HTMLParserOptions m_options;
     HTMLInputStream m_input;
 
     std::unique_ptr<HTMLToken> m_token;
     std::unique_ptr<HTMLTokenizer> m_tokenizer;
     Member<HTMLScriptRunner> m_scriptRunner;
     Member<HTMLTreeBuilder> m_treeBuilder;
@@ skipping 24 matching lines @@
     bool m_tasksWereSuspended;
     unsigned m_pumpSessionNestingLevel;
     unsigned m_pumpSpeculationsSessionNestingLevel;
     bool m_isParsingAtLineNumber;
     bool m_triedLoadingLinkHeaders;
 };
 
 } // namespace blink
 
 #endif