waitNewChatPhotoEvents

suspend fun BehaviourContext.waitNewChatPhotoEvents(initRequest: Request<*>? = null, errorFactory: NullableRequestBuilder<*> = { null }, count: Int = 1, filter: SimpleFilter<ChatEventMessage<NewChatPhoto>>? = null, mapper: EventMessageToEventMapper<NewChatPhoto>? = null): List<NewChatPhoto>