viewController

return

nil

void

application

:(

UIApplication

application

didRegisterUserNotificationSettings

:(

UIUserNotificationSettings

notificationSettings

_lifeCycleDelegate

application

application

didRegisterUserNotificationSettings:

notificationSettings

];

void

application

:(

UIApplication

application

didRegisterForRemoteNotificationsWithDeviceToken

:(

NSData

deviceToken

_lifeCycleDelegate

application

application

didRegisterForRemoteNotificationsWithDeviceToken:

deviceToken

];

void