I don't think that this kind of action of google and facebook against crypto currency will paralyzed the dominant step of crypto currency  or even becomes a barrier to hide the popularity of it. This action although can affect negative against crypto, still not much, the most affected of such action of google and facebook are the scammers because they are now less in resources on how to make advertisement for their project while crypto currency and the real business matter will always have the way to present their project even without google.