Change state when the channel is invalidated only if an error occured.
Change state when the channel is invalidated only if an error occured.

svn path=/trunk/; revision=1891

Distrotech/telepathy-account-widgets,GNOME/telepathy-account-widgets,Distrotech/telepathy-account-widgets,GNOME/telepathy-account-widgets,GNOME/telepathy-account-widgets