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
Return: a newly allocated string or %NULL if the specified URI cannot be found.
GException on failure.
2.12
See Implementation
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.