1. DomName('AnimationTimeline.play')
  2. DocsEditable()
  3. Experimental()
AnimationPlayer play(AnimationNode source)

Source 

@DomName('AnimationTimeline.play')
@DocsEditable()
@Experimental() // untriaged
AnimationPlayer play(AnimationNode source) => wrap_jso(_blink.BlinkAnimationTimeline.instance.play_Callback_1_(unwrap_jso(this), unwrap_jso(source)));