Current work-in-progress crbug.com/567021

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

Index: third_party/WebKit/Source/core/dom/DocumentStyleSheetCollector.cpp
diff --git a/third_party/WebKit/Source/core/dom/DocumentStyleSheetCollector.cpp b/third_party/WebKit/Source/core/dom/DocumentStyleSheetCollector.cpp
index 6edbc564b799db0c97e06c3d2e3822eba6c980b5..510a53443f668426c4c0ae34aefad549a322091b 100644
--- a/third_party/WebKit/Source/core/dom/DocumentStyleSheetCollector.cpp
+++ b/third_party/WebKit/Source/core/dom/DocumentStyleSheetCollector.cpp
@@ -27,12 +27,14 @@
 #include "core/dom/DocumentStyleSheetCollector.h"
 
 #include "core/css/CSSStyleSheet.h"
+#include "core/css/RuleSet.h"
 #include "core/css/StyleSheet.h"
+#include "core/dom/Document.h"
 #include "core/dom/DocumentStyleSheetCollection.h"
 
 namespace blink {
 
-DocumentStyleSheetCollector::DocumentStyleSheetCollector(HeapVector<Member<StyleSheet>>& sheetsForList, HeapVector<Member<CSSStyleSheet>>& activeList, HeapHashSet<Member<Document>>& visitedDocuments)
+DocumentStyleSheetCollector::DocumentStyleSheetCollector(HeapVector<Member<StyleSheet>>& sheetsForList, ActiveStyleSheetVector& activeList, HeapHashSet<Member<Document>>& visitedDocuments)
     : m_styleSheetsForStyleSheetList(sheetsForList)
     , m_activeAuthorStyleSheets(activeList)
     , m_visitedDocuments(visitedDocuments)
@@ -43,14 +45,9 @@ DocumentStyleSheetCollector::~DocumentStyleSheetCollector()
 {
 }
 
-void DocumentStyleSheetCollector::appendActiveStyleSheets(const HeapVector<Member<CSSStyleSheet>>& sheets)
+void DocumentStyleSheetCollector::appendActiveStyleSheet(const ActiveStyleSheet& activeSheet)
 {
-    m_activeAuthorStyleSheets.appendVector(sheets);
-}
-
-void DocumentStyleSheetCollector::appendActiveStyleSheet(CSSStyleSheet* sheet)
-{
-    m_activeAuthorStyleSheets.append(sheet);
+    m_activeAuthorStyleSheets.append(activeSheet);
 }
 
 void DocumentStyleSheetCollector::appendSheetForList(StyleSheet* sheet)