Don't worry about it. It's undoubtedly an aquihire. If there is one thing that Google demonstrates consistently is a complete disregard for relationships with external parties. This product will die once Google stops communicating with external companies. This is your opportunity to reassure your partners you're not going away and to reach out to Looker's companies to see if you can help stay in-front of this. Just don't be a dick about it: "Hey, just saying that Google is known for letting products die. If you're concerned about this, we'd love to know how to help you with those concerns."