Schedules the deletion of a CMK.
amazonkms.scheduleKeyDeletion(keyId, daysToWait, [callback])
The 'callback' parameter specifies a function which will be called when the operation completes (or an error is encountered). If the 'callback' parameter is not specified, then the method will block and will not return until the operation completes (or an error is encountered).
The callback for this method is defined as:
'err' is the error that occurred. If there was no error, then 'err' is 'null'.
'err' has 2 properties which hold detailed information:
This method schedules the deletion of the CMK specified by KeyId. The DaysToWait parameter specifies the length of the waiting period; it must be a value between 7 and 30.
When a CMK is scheduled for deletion, it cannot be used. This is a safety feature designed to help identify any code that still relies on the CMK.