Set position/size of chat window only when adding the first chat. Fixes bug #536391 (Ross Burton).
Set position/size of chat window only when adding the first chat. Fixes bug #536391 (Ross Burton).

svn path=/trunk/; revision=1153

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