Tests the data of EventTiming trace events Recording started Tracing complete Got EventTiming begin event for keydown event with phase b: Object: { args: { data: { cancelable: boolean duration: number enqueuedToMainThreadTime: number frame: string interactionId: number interactionOffset: number nodeId: number processingEnd: number processingStart: number timeStamp: number type: string } } cat: string id: string name: string ph: string pid: number tid: number ts: number } Got EventTiming end event for keydown event with phase e: Object: { args: { } cat: string id: string name: string ph: string pid: number tid: number ts: number } Got EventDispatch event Object: { args: { data: { type: string } } cat: string dur: number name: string ph: string pid: number tid: number ts: number }