Retrieves the description of the bookmark for uri.
In the event the URI cannot be found, NULL is returned and error is set to G_BOOKMARK_FILE_ERROR_URI_NOT_FOUND
a valid URI
a newly allocated string or NULL if the specified URI cannot be found.
GException on failure.
2.12
Retrieves the description of the bookmark for uri.
In the event the URI cannot be found, NULL is returned and error is set to G_BOOKMARK_FILE_ERROR_URI_NOT_FOUND