Here is a link for those with access to the intranet to a video where CDS speaks to the MoD post David Cameron's speech.
However, for those without the access, cutting anything which impacted on ops in AFG was ruled out immediately. Hence Tornado survived since it had an enduring capability in AFG and Harrier did not.
http://www.photos.dii.r.mil.uk/video/PUS%20addressV6CDSmxd_Sm_Prog.wmv