Move CSSRuleList to the garbage collected heap

Source/core/dom/StyleSheetCollection.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
@@ skipping 10 matching lines @@
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
 #ifndef StyleSheetCollection_h
 #define StyleSheetCollection_h
 
+#include "heap/Handle.h"
 #include "wtf/FastAllocBase.h"
 #include "wtf/RefPtr.h"
 #include "wtf/Vector.h"
 
 namespace WebCore {
 
 class CSSStyleSheet;
 class StyleSheet;
 
 class StyleSheetCollection {
     WTF_MAKE_NONCOPYABLE(StyleSheetCollection); WTF_MAKE_FAST_ALLOCATED;
 public:
     friend class ActiveDocumentStyleSheetCollector;
     friend class ImportedDocumentStyleSheetCollector;
 
     StyleSheetCollection();
     ~StyleSheetCollection();
 
-    Vector<RefPtr<CSSStyleSheet> >& activeAuthorStyleSheets() { return m_activeAuthorStyleSheets; }
-    Vector<RefPtr<StyleSheet> >& styleSheetsForStyleSheetList() { return m_styleSheetsForStyleSheetList; }
-    const Vector<RefPtr<CSSStyleSheet> >& activeAuthorStyleSheets() const { return m_activeAuthorStyleSheets; }
-    const Vector<RefPtr<StyleSheet> >& styleSheetsForStyleSheetList() const { return m_styleSheetsForStyleSheetList; }
+    WillBeHeapVector<RefPtrWillBeMember<CSSStyleSheet> >& activeAuthorStyleSheets() { return m_activeAuthorStyleSheets; }
+    WillBeHeapVector<RefPtrWillBeMember<StyleSheet> >& styleSheetsForStyleSheetList() { return m_styleSheetsForStyleSheetList; }
+    const WillBeHeapVector<RefPtrWillBeMember<CSSStyleSheet> >& activeAuthorStyleSheets() const { return m_activeAuthorStyleSheets; }
+    const WillBeHeapVector<RefPtrWillBeMember<StyleSheet> >& styleSheetsForStyleSheetList() const { return m_styleSheetsForStyleSheetList; }
 
     void swap(StyleSheetCollection&);
-    void swapSheetsForSheetList(Vector<RefPtr<StyleSheet> >&);
-    void appendActiveStyleSheets(const Vector<RefPtr<CSSStyleSheet> >&);
+    void swapSheetsForSheetList(WillBeHeapVector<RefPtrWillBeMember<StyleSheet> >&);
+    void appendActiveStyleSheets(const WillBePersistentHeapVector<RefPtrWillBeMember<CSSStyleSheet> >&);
     void appendActiveStyleSheet(CSSStyleSheet*);
     void appendSheetForList(StyleSheet*);
 
 protected:
-    Vector<RefPtr<StyleSheet> > m_styleSheetsForStyleSheetList;
-    Vector<RefPtr<CSSStyleSheet> > m_activeAuthorStyleSheets;
+    WillBePersistentHeapVector<RefPtrWillBeMember<StyleSheet> > m_styleSheetsForStyleSheetList;
+    WillBePersistentHeapVector<RefPtrWillBeMember<CSSStyleSheet> > m_activeAuthorStyleSheets;
 };
 
 }
 
 #endif