Fix XHR stale comments

third_party/WebKit/Source/core/xmlhttprequest/XMLHttpRequest.h

 /*
  *  Copyright (C) 2003, 2006, 2008 Apple Inc. All rights reserved.
  *  Copyright (C) 2005, 2006 Alexey Proskuryakov <ap@nypop.com>
  *  Copyright (C) 2011 Google Inc. All rights reserved.
  *  Copyright (C) 2012 Intel Corporation
  *
  *  This library is free software; you can redistribute it and/or
  *  modify it under the terms of the GNU Lesser General Public
  *  License as published by the Free Software Foundation; either
  *  version 2 of the License, or (at your option) any later version.
@@ skipping 205 matching lines @@
 
     void trackProgress(long long dataLength);
     // Changes m_state and dispatches a readyStateChange event if new m_state
     // value is different from last one.
     void changeState(State newState);
     void dispatchReadyStateChangeEvent();
 
     // Clears variables used only while the resource is being loaded.
     void clearVariablesForLoading();
     // Returns false iff reentry happened and a new load is started.
-    //
-    // This method may invoke V8 GC with m_loader unset. If you touch the
-    // XMLHttpRequest instance after internalAbort() call, you must hold a
-    // refcount on it to prevent it from destroyed.

[tyoshino (SeeGerritForStatus), 2016/08/18 07:44:36]

ScopedEventDispatchProtect is still needed?

     bool internalAbort();
     // Clears variables holding response header and body data.
     void clearResponse();
     void clearRequest();
 
     void createRequest(PassRefPtr<EncodedFormData>, ExceptionState&);
 
     // Dispatches a response ProgressEvent.
     void dispatchProgressEvent(const AtomicString&, long long, long long);
     // Dispatches a response ProgressEvent using values sampled from
@@ skipping 78 matching lines @@
     // option.
     bool m_downloadingToFile;
     bool m_responseTextOverflow;
 };
 
 std::ostream& operator<<(std::ostream&, const XMLHttpRequest*);
 
 } // namespace blink
 
 #endif // XMLHttpRequest_h