DebugControllerDBus
Create a new #GDebugControllerDBus and synchronously initialize it.
Initializing the object will export the debug object on @connection. The object will remain registered until the last reference to the #GDebugControllerDBus is dropped.
Initialization may fail if registering the object on @connection fails.
Return
a new #GDebugControllerDBus, or null on failure
Since
2.72
Parameters
connection
a #GDBusConnection to register the debug object on
cancellable
a #GCancellable, or null
constructor(pointer: <Error class: unknown class><<Error class: unknown class>>)