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Dart
dart:html
PerformanceObserver
PerformanceObserver factory constructor
PerformanceObserver
brightness_4
brightness_5
description
PerformanceObserver
constructor
PerformanceObserver
(
PerformanceObserverCallback
callback
)
Implementation
factory PerformanceObserver
Dart
dart:html
PerformanceObserver
PerformanceObserver factory constructor
PerformanceObserver class
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