Reset CORS status upon re-initiating fetch of a stylesheet.

third_party/WebKit/Source/core/html/HTMLLinkElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Rob Buis (rwlbuis@gmail.com)
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 701 matching lines @@
     }
 
     if (!m_owner->loadLink(type, as, builder.url()))
         return;
 
     if (m_disabledState != Disabled && m_owner->relAttribute().isStyleSheet() && shouldLoadResource() && builder.url().isValid()) {
 
         if (resource()) {
             removePendingSheet();
             clearResource();
+            clearFetchFollowingCORS();
         }
 
         if (!m_owner->shouldLoadLink())
             return;
 
         m_loading = true;
 
         bool mediaQueryMatches = true;
         LocalFrame* frame = loadingFrame();
         if (!m_owner->media().isEmpty() && frame && frame->document()) {
@@ skipping 46 matching lines @@
         removePendingSheet();
 }
 
 DEFINE_TRACE(LinkStyle)
 {
     visitor->trace(m_sheet);
     LinkResource::trace(visitor);
 }
 
 } // namespace blink