Checks whether the bookmark for @uri inside @bookmark has been registered by application @name.
In the event the URI cannot be found, %FALSE is returned and @error is set to #G_BOOKMARK_FILE_ERROR_URI_NOT_FOUND.
a valid URI
the name of the application
%TRUE if the application @name was found
GException on failure.
2.12
See Implementation
Checks whether the bookmark for @uri inside @bookmark has been registered by application @name.
In the event the URI cannot be found, %FALSE is returned and @error is set to #G_BOOKMARK_FILE_ERROR_URI_NOT_FOUND.