Simplify parsing/loading state, attempt #2

third_party/WebKit/Source/core/dom/DocumentParser.h

 /*
  * Copyright (C) 2000 Peter Kelly (pmk@post.com)
  * Copyright (C) 2005, 2006 Apple Computer, Inc.
  * Copyright (C) 2007 Samuel Weinig (sam@webkit.org)
  * Copyright (C) 2010 Google, Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 43 matching lines @@
     virtual bool needsDecoder() const { return false; }
     virtual void setDecoder(PassOwnPtr<TextResourceDecoder>);
     virtual TextResourceDecoder* decoder();
     virtual void setHasAppendedData() { }
 
     // FIXME: append() should be private, but DocumentLoader and DOMPatchSupport uses it for now.
     virtual void append(const String&) = 0;
 
     virtual void finish() = 0;
 
-    // FIXME: processingData() is only used by DocumentLoader::isLoadingInAPISense
-    // and is very unclear as to what it actually means.  The LegacyHTMLDocumentParser
-    // used to implement it.
-    virtual bool processingData() const { return false; }
-
     // document() will return 0 after detach() is called.
     Document* document() const { ASSERT(m_document); return m_document; }
 
     bool isParsing() const { return m_state == ParsingState; }
     bool isStopping() const { return m_state == StoppingState; }
     bool isStopped() const { return m_state >= StoppedState; }
     bool isDetached() const { return m_state == DetachedState; }
 
     // prepareToStop() is used when the EOF token is encountered and parsing is to be
     // stopped normally.
@@ skipping 39 matching lines @@
     // Every DocumentParser needs a pointer back to the document.
     // m_document will be 0 after the parser is stopped.
     RawPtrWillBeMember<Document> m_document;
 
     WillBeHeapHashSet<RawPtrWillBeWeakMember<DocumentParserClient>> m_clients;
 };
 
 } // namespace blink
 
 #endif // DocumentParser_h