Metrics interface

Signature:

export interface Metrics

Properties

Property	Modifiers	Type	Description	Default
Documents	optional	number
Frames	optional	number
JSEventListeners	optional	number
JSHeapTotalSize	optional	number
JSHeapUsedSize	optional	number
LayoutCount	optional	number
LayoutDuration	optional	number
Nodes	optional	number
RecalcStyleCount	optional	number
RecalcStyleDuration	optional	number
ScriptDuration	optional	number
TaskDuration	optional	number
Timestamp	optional	number