For how long?
In the immediate he stays as Count of Flanders and Thierry remains under house arrest.
If William Adelin still dies then he's a natural heir candidate for Norman nobles. Henry will still try to promote Matilda but he may settle for one of the Blois brothers.
Of course. Godsdammit, I know this!
This is what comes of writing half asleep! Thanks for correcting me.
And Clito often claimed himself the heir as well.
What I should have said if he survives Henry then he'll get support to claim the throne. War over Normandy is probably a certainty unless Clito's survival butterflies Matilda and Geoffrey's status in Normandy.