It's unnecessary, and only adds visual noise; we have been fairly
inconsistent in the past, but the semi-colon-less version clearly
dominates in the code base.
https://bugzilla.gnome.org/show_bug.cgi?id=669355
Move a method from GNotificationBackend into the fdo backend (since it
was only used from here). Remove the accessors for the already-public
(in private header) ->dbus_connect and ->application on
GNotificationBackend.
https://bugzilla.gnome.org/show_bug.cgi?id=688492