DisplayAgent

fun DisplayAgent(    playSynchronizer: PlaySynchronizerInterface,     elementSelectedEventHandler: ElementSelectedEventHandler,     triggerChildEventSender: TriggerChildEventSender,     sessionManager: SessionManagerInterface,     interLayerDisplayPolicyManager: InterLayerDisplayPolicyManager,     contextStateProviderRegistry: ContextStateProviderRegistry,     enableDisplayLifeCycleManagement: Boolean,     defaultDuration: Long)