Move CSSRuleList to the garbage collected heap

Source/core/dom/DocumentStyleSheetCollector.cpp

Index: Source/core/dom/DocumentStyleSheetCollector.cpp
diff --git a/Source/core/dom/DocumentStyleSheetCollector.cpp b/Source/core/dom/DocumentStyleSheetCollector.cpp
index c2b75cb2db3e4378669ccf7c7ecc85717e803113..a624b53f60dd0528f56bb6f96d5f9c9c4e9f1eb7 100644
--- a/Source/core/dom/DocumentStyleSheetCollector.cpp
+++ b/Source/core/dom/DocumentStyleSheetCollector.cpp
@@ -33,7 +33,7 @@
 
 namespace WebCore {
 
-DocumentStyleSheetCollector::DocumentStyleSheetCollector(Vector<RefPtr<StyleSheet> >& sheetsForList, Vector<RefPtr<CSSStyleSheet> >& activeList, HashSet<Document*>& visitedDocuments)
+DocumentStyleSheetCollector::DocumentStyleSheetCollector(WillBeHeapVector<RefPtrWillBeMember<StyleSheet> >& sheetsForList, WillBeHeapVector<RefPtrWillBeMember<CSSStyleSheet> >& activeList, HashSet<Document*>& visitedDocuments)
     : m_styleSheetsForStyleSheetList(sheetsForList)
     , m_activeAuthorStyleSheets(activeList)
     , m_visitedDocuments(visitedDocuments)
@@ -44,7 +44,7 @@ DocumentStyleSheetCollector::~DocumentStyleSheetCollector()
 {
 }
 
-void DocumentStyleSheetCollector::appendActiveStyleSheets(const Vector<RefPtr<CSSStyleSheet> >& sheets)
+void DocumentStyleSheetCollector::appendActiveStyleSheets(const WillBeHeapVector<RefPtrWillBeMember<CSSStyleSheet> >& sheets)
 {
     m_activeAuthorStyleSheets.appendVector(sheets);
 }
@@ -64,7 +64,7 @@ ActiveDocumentStyleSheetCollector::ActiveDocumentStyleSheetCollector(StyleSheetC
 {
 }
 
-ImportedDocumentStyleSheetCollector::ImportedDocumentStyleSheetCollector(DocumentStyleSheetCollector& collector, Vector<RefPtr<StyleSheet> >& sheetForList)
+ImportedDocumentStyleSheetCollector::ImportedDocumentStyleSheetCollector(DocumentStyleSheetCollector& collector, WillBeHeapVector<RefPtrWillBeMember<StyleSheet> >& sheetForList)
     : DocumentStyleSheetCollector(sheetForList, collector.m_activeAuthorStyleSheets, collector.m_visitedDocuments)
 {
 }