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