Current work-in-progress crbug.com/567021

third_party/WebKit/Source/core/dom/DocumentStyleSheetCollector.h

Index: third_party/WebKit/Source/core/dom/DocumentStyleSheetCollector.h
diff --git a/third_party/WebKit/Source/core/dom/DocumentStyleSheetCollector.h b/third_party/WebKit/Source/core/dom/DocumentStyleSheetCollector.h
index e3998f9435d0dc094badf8ea3d0f7d642e311213..1fee76787721fe71cd375e694e4a3af3e3d203d5 100644
--- a/third_party/WebKit/Source/core/dom/DocumentStyleSheetCollector.h
+++ b/third_party/WebKit/Source/core/dom/DocumentStyleSheetCollector.h
@@ -27,6 +27,7 @@
 #ifndef DocumentStyleSheetCollector_h
 #define DocumentStyleSheetCollector_h
 
+#include "core/css/ActiveStyleSheets.h"
 #include "platform/heap/Handle.h"
 #include "wtf/HashSet.h"
 #include "wtf/Vector.h"
@@ -46,11 +47,10 @@ class DocumentStyleSheetCollector {
 public:
     friend class ImportedDocumentStyleSheetCollector;
 
-    DocumentStyleSheetCollector(HeapVector<Member<StyleSheet>>& sheetsForList, HeapVector<Member<CSSStyleSheet>>& activeList, HeapHashSet<Member<Document>>&);
+    DocumentStyleSheetCollector(HeapVector<Member<StyleSheet>>& sheetsForList, ActiveStyleSheetVector&, HeapHashSet<Member<Document>>&);
     ~DocumentStyleSheetCollector();
 
-    void appendActiveStyleSheets(const HeapVector<Member<CSSStyleSheet>>&);
-    void appendActiveStyleSheet(CSSStyleSheet*);
+    void appendActiveStyleSheet(const ActiveStyleSheet&);
     void appendSheetForList(StyleSheet*);
 
     bool hasVisited(Document* document) const { return m_visitedDocuments.contains(document); }
@@ -58,7 +58,7 @@ public:
 
 private:
     HeapVector<Member<StyleSheet>>& m_styleSheetsForStyleSheetList;
-    HeapVector<Member<CSSStyleSheet>>& m_activeAuthorStyleSheets;
+    ActiveStyleSheetVector& m_activeAuthorStyleSheets;
     HeapHashSet<Member<Document>>& m_visitedDocuments;
 };