I doubt that. Their tactics for stage races are well established, and very, very successful.
He was on the attack last week because he needed some decent racing miles and was out of the GC picture. Thus he got a level of freedom he'd never get if he was in contention for the overall.
https://twitter.com/chrisfroome/status/727070154564243457
God, Froome is boring and bitter.
But, hopefully it's all part of a grand change in Sky tactics.