Oilpan: Reapply: Remove all the RefPtrs and most of the raw pointers to style

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 212 matching lines @@
         return;
 
     m_linkLoader.released();
 
     if (m_isInShadowTree) {
         ASSERT(!linkStyle() || !linkStyle()->hasSheet());
         return;
     }
     document().styleEngine()->removeStyleSheetCandidateNode(this);
 
-    RefPtr<StyleSheet> removedSheet = sheet();
+    RefPtrWillBeRawPtr<StyleSheet> removedSheet = sheet();
 
     if (m_link)
         m_link->ownerRemoved();
 
     document().removedStyleSheet(removedSheet.get());
 }
 
 void HTMLLinkElement::finishParsingChildren()
 {
     m_createdByParser = false;
@@ skipping 365 matching lines @@
         }
         setResource(document().fetcher()->fetchCSSStyleSheet(request));
 
         if (!resource()) {
             // The request may have been denied if (for example) the stylesheet is local and the document is remote.
             m_loading = false;
             removePendingSheet();
         }
     } else if (m_sheet) {
         // we no longer contain a stylesheet, e.g. perhaps rel or type was changed
-        RefPtr<StyleSheet> removedSheet = m_sheet;
+        RefPtrWillBeRawPtr<StyleSheet> removedSheet = m_sheet.get();
         clearSheet();
         document().removedStyleSheet(removedSheet.get());
     }
 }
 
 void LinkStyle::setSheetTitle(const String& title)
 {
     if (m_sheet)
         m_sheet->setTitle(title);
 }
 
 void LinkStyle::ownerRemoved()
 {
     if (m_sheet)
         clearSheet();
 
     if (styleSheetIsLoading())
         removePendingSheet(RemovePendingSheetNotifyLater);
 }
 
 } // namespace WebCore