ResourceTiming should not depend on Document

Source/core/timing/PerformanceResourceTiming.h

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  * Copyright (C) 2012 Intel Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 20 matching lines @@
 
 #ifndef PerformanceResourceTiming_h
 #define PerformanceResourceTiming_h
 
 #include "core/timing/PerformanceEntry.h"
 #include "platform/heap/Handle.h"
 #include "wtf/Forward.h"
 
 namespace blink {
 
-class Document;
 class ResourceLoadTiming;
 class ResourceTimingInfo;
 
 class PerformanceResourceTiming final : public PerformanceEntry {
     DEFINE_WRAPPERTYPEINFO();
 public:
-    static PerformanceResourceTiming* create(const ResourceTimingInfo& info, Document* requestingDocument, double startTime, double lastRedirectEndTime, bool m_allowTimingDetails, bool m_allowRedirectDetails)
+    static PerformanceResourceTiming* create(const ResourceTimingInfo& info, double timeOrigin, double startTime, double lastRedirectEndTime, bool m_allowTimingDetails, bool m_allowRedirectDetails)
     {
-        return new PerformanceResourceTiming(info, requestingDocument, startTime, lastRedirectEndTime, m_allowTimingDetails, m_allowRedirectDetails);
+        return new PerformanceResourceTiming(info, timeOrigin, startTime, lastRedirectEndTime, m_allowTimingDetails, m_allowRedirectDetails);
     }
 
-    static PerformanceResourceTiming* create(const ResourceTimingInfo& info, Document* requestingDocument, double startTime, bool m_allowTimingDetails)
+    static PerformanceResourceTiming* create(const ResourceTimingInfo& info, double timeOrigin, double startTime, bool m_allowTimingDetails)
     {
-        return new PerformanceResourceTiming(info, requestingDocument, startTime, 0.0, m_allowTimingDetails, false);
+        return new PerformanceResourceTiming(info, timeOrigin, startTime, 0.0, m_allowTimingDetails, false);
     }
 
     AtomicString initiatorType() const;
 
     double workerStart() const;
     double redirectStart() const;
     double redirectEnd() const;
     double fetchStart() const;
     double domainLookupStart() const;
     double domainLookupEnd() const;
     double connectStart() const;
     double connectEnd() const;
     double secureConnectionStart() const;
     double requestStart() const;
     double responseStart() const;
     double responseEnd() const;
 
     virtual bool isResource() override { return true; }
 
-    DECLARE_VIRTUAL_TRACE();
-
 private:
-    PerformanceResourceTiming(const ResourceTimingInfo&, Document* requestingDocument, double startTime, double lastRedirectEndTime, bool m_allowTimingDetails, bool m_allowRedirectDetails);
+    PerformanceResourceTiming(const ResourceTimingInfo&, double timeOrigin, double startTime, double lastRedirectEndTime, bool m_allowTimingDetails, bool m_allowRedirectDetails);
     virtual ~PerformanceResourceTiming();
 
     double workerReady() const;
 
     AtomicString m_initiatorType;
-    RefPtrWillBeMember<Document> m_requestingDocument;
+    double m_timeOrigin;
     RefPtr<ResourceLoadTiming> m_timing;
     double m_lastRedirectEndTime;
     double m_finishTime;
     bool m_didReuseConnection;
     bool m_allowTimingDetails;
     bool m_allowRedirectDetails;
 };
 
 } // namespace blink
 
 #endif // PerformanceResourceTiming_h