[Oilpan] Prepare full definition of classes before using Member

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 21 matching lines @@
 #include "core/frame/UseCounter.h"
 #include "core/html/parser/BackgroundHTMLInputStream.h"
 #include "core/html/parser/CompactHTMLToken.h"
 #include "core/html/parser/HTMLInputStream.h"
 #include "core/html/parser/HTMLParserOptions.h"
 #include "core/html/parser/HTMLPreloadScanner.h"
 #include "core/html/parser/HTMLScriptRunnerHost.h"
 #include "core/html/parser/HTMLSourceTracker.h"
 #include "core/html/parser/HTMLToken.h"
 #include "core/html/parser/HTMLTokenizer.h"
+#include "core/html/parser/HTMLTreeBuilder.h"
 #include "core/html/parser/HTMLTreeBuilderSimulator.h"
 #include "core/html/parser/ParserSynchronizationPolicy.h"
 #include "core/html/parser/TextResourceDecoder.h"
 #include "core/html/parser/XSSAuditor.h"
 #include "core/html/parser/XSSAuditorDelegate.h"
 #include "platform/text/SegmentedString.h"
 #include "wtf/Deque.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/WeakPtr.h"
 #include "wtf/text/TextPosition.h"
 
 namespace blink {
 
 class BackgroundHTMLParser;
 class CompactHTMLToken;
 class Document;
 class DocumentEncodingData;
 class DocumentFragment;
 class Element;
 class HTMLDocument;
 class HTMLParserScheduler;
 class HTMLResourcePreloader;
 class HTMLScriptRunner;
-class HTMLTreeBuilder;
 class ParsedChunkQueue;
 class PumpSession;
 
 class HTMLDocumentParser :  public ScriptableDocumentParser, private HTMLScriptRunnerHost {
     USING_FAST_MALLOC_WILL_BE_REMOVED(HTMLDocumentParser);
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(HTMLDocumentParser);
 public:
     static PassRefPtrWillBeRawPtr<HTMLDocumentParser> create(HTMLDocument& document, bool reportErrors, ParserSynchronizationPolicy backgroundParsingPolicy)
     {
         return adoptRefWillBeNoop(new HTMLDocumentParser(document, reportErrors, backgroundParsingPolicy));
@@ skipping 133 matching lines @@
     bool m_haveBackgroundParser;
     bool m_tasksWereSuspended;
     unsigned m_pumpSessionNestingLevel;
     unsigned m_pumpSpeculationsSessionNestingLevel;
     bool m_isParsingAtLineNumber;
 };
 
 }
 
 #endif