public WearableExtender setBridgeTag(String bridgeTag) {
            mBridgeTag = bridgeTag;
            return this;
        }
Sets a bridge tag for this notification. A bridge tag can be set for notifications
posted from a phone to provide finer-grained control on what notifications are bridged
to wearables. See <a href="{@docRoot}wear/notifications/index.html">Adding Wearable
Features to Notifications</a> for more information.

@param bridgeTag the bridge tag of the notification.
@return this object for method chaining
android/android_framework/base/src/main/java/github/tornaco/android/thanos/core/compat/NotificationCompat.java