Pass DOMWinow to PerformanceLongTaskTiming for attribution

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

Index: third_party/WebKit/Source/core/timing/PerformanceBase.cpp
diff --git a/third_party/WebKit/Source/core/timing/PerformanceBase.cpp b/third_party/WebKit/Source/core/timing/PerformanceBase.cpp
index 0973c1ac4a82d820e1579aaedba1b3a404a39cb0..eaeb6580d4104477ae6741b69fbc5d48c8151214 100644
--- a/third_party/WebKit/Source/core/timing/PerformanceBase.cpp
+++ b/third_party/WebKit/Source/core/timing/PerformanceBase.cpp
@@ -361,13 +361,14 @@ bool PerformanceBase::isFrameTimingBufferFull() {
 
 void PerformanceBase::addLongTaskTiming(double startTime,
                                         double endTime,
-                                        const String& frameContextUrl) {
+                                        const String& name,
+                                        DOMWindow* culpritWindow) {
   if (isLongTaskTimingBufferFull() ||
       !hasObserverFor(PerformanceEntry::LongTask))
     return;
   PerformanceEntry* entry = PerformanceLongTaskTiming::create(
       monotonicTimeToDOMHighResTimeStampInMillis(startTime),
-      monotonicTimeToDOMHighResTimeStampInMillis(endTime), frameContextUrl);
+      monotonicTimeToDOMHighResTimeStampInMillis(endTime), name, culpritWindow);
   notifyObserversOfEntry(*entry);
   addLongTaskTimingBuffer(*entry);
 }