Create TaskAttributionTiming PerformanceEntry for attribution in PerformanceLongTaskTiming. Move cu…

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

Index: third_party/WebKit/Source/core/timing/PerformanceLongTaskTiming.h
diff --git a/third_party/WebKit/Source/core/timing/PerformanceLongTaskTiming.h b/third_party/WebKit/Source/core/timing/PerformanceLongTaskTiming.h
index 2784365cf2bf85fd2976f7f6d6f23cbb00f65dc5..ee87d0f12b0efadeeb196a4f57ea0701704363f8 100644
--- a/third_party/WebKit/Source/core/timing/PerformanceLongTaskTiming.h
+++ b/third_party/WebKit/Source/core/timing/PerformanceLongTaskTiming.h
@@ -12,6 +12,9 @@
 
 namespace blink {
 
+class TaskAttributionTiming;
+using TaskAttributionVector = HeapVector<Member<TaskAttributionTiming>>;
+
 class PerformanceLongTaskTiming final : public PerformanceEntry {
   DEFINE_WRAPPERTYPEINFO();
 
@@ -21,15 +24,9 @@ class PerformanceLongTaskTiming final : public PerformanceEntry {
                                            String name,
                                            String culpritFrameSrc,
                                            String culpritFrameId,
-                                           String culpritFrameName) {
-    return new PerformanceLongTaskTiming(startTime, endTime, name,
-                                         culpritFrameSrc, culpritFrameId,
-                                         culpritFrameName);
-  }
+                                           String culpritFrameName);
 
-  String culpritFrameSrc() const;
-  String culpritFrameId() const;
-  String culpritFrameName() const;
+  TaskAttributionVector attribution() const;
 
   DECLARE_VIRTUAL_TRACE();
 
@@ -42,9 +39,7 @@ class PerformanceLongTaskTiming final : public PerformanceEntry {
                             String culpritFrameName);
   ~PerformanceLongTaskTiming() override;
 
-  String m_culpritFrameSrc;
-  String m_culpritFrameId;
-  String m_culpritFrameName;
+  TaskAttributionVector m_attribution;
 };
 
 }  // namespace blink