Replace DOMWindow with iframe attrs: src, id, name

third_party/WebKit/Source/core/timing/PerformanceLongTaskTiming.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/timing/PerformanceLongTaskTiming.h"
 
 #include "core/frame/DOMWindow.h"
 
 namespace blink {
 
 PerformanceLongTaskTiming::PerformanceLongTaskTiming(double startTime,
                                                      double endTime,
                                                      String name,
-                                                     DOMWindow* culpritWindow)
+                                                     String culpritFrameSrc,
+                                                     String culpritFrameId,
+                                                     String culpritFrameName)
     : PerformanceEntry(name, "longtask", startTime, endTime),
-      m_culpritWindow(*culpritWindow) {}
+      m_culpritFrameSrc(culpritFrameSrc),
+      m_culpritFrameId(culpritFrameId),
+      m_culpritFrameName(culpritFrameName) {}
 
 PerformanceLongTaskTiming::~PerformanceLongTaskTiming() {}
 
-DOMWindow* PerformanceLongTaskTiming::culpritWindow() const {
-  return m_culpritWindow.get();
+String PerformanceLongTaskTiming::culpritFrameSrc() const {
+  return m_culpritFrameSrc;
+}
+
+String PerformanceLongTaskTiming::culpritFrameId() const {
+  return m_culpritFrameId;
+}
+
+String PerformanceLongTaskTiming::culpritFrameName() const {
+  return m_culpritFrameName;
 }
 
 DEFINE_TRACE(PerformanceLongTaskTiming) {
-  visitor->trace(m_culpritWindow);
   PerformanceEntry::trace(visitor);
 }
 
 }  // namespace blink