Updates the file wrapper to match a given file-system node.
- macOS 10.0–10.10Deprecated
YES if the update is carried out,
NO if it isn’t needed.
For a directory file wrapper, the contained file wrappers are also sent
update messages. If nodes in the corresponding directory on the file system have been added or removed, corresponding file wrappers are released or created as needed.
Beginning with OS X v10.6, the preferred method of referring to files is with a
file:// URL. Therefore, this method has been deprecated in favor of