Reports an error in an idle function. Similar to g_simple_async_report_gerror_in_idle(), but takes over the caller's ownership of error, so the caller does not have to free it any more. Since 2.28
a GObject, or NULL. [allow-none]
a GAsyncReadyCallback.
user data passed to callback.
the GError to report
See Implementation
Reports an error in an idle function. Similar to g_simple_async_report_gerror_in_idle(), but takes over the caller's ownership of error, so the caller does not have to free it any more. Since 2.28