已弃用: platform-webworker is deprecated in Angular and will be removed in a future version of Angular
Sets up a new channel on the MessageBusSink. MUST be called before calling to on the channel. If runInZone is true the sink will buffer messages and send only once the zone exits. if runInZone is false the sink will send messages immediately.
Assigns this sink to the given zone. Any channels which are initialized with runInZone set to true will wait for the given zone to exit before sending messages.