Decrements the usage count for the cache for info built by g_dbus_interface_info_cache_build() (if any) and frees the resources used by the cache if the usage count drops to zero.
2.30
Decrements the usage count for the cache for info built by g_dbus_interface_info_cache_build() (if any) and frees the resources used by the cache if the usage count drops to zero.