Digital Rights Management. Usually DRM agreements are imbedded in the terms and conditions no one reads when they install software. It usually gives the software vendor the right to monitor your use of the software in real time via the internet.
Within the context of Chrome and other Chromium based web browsers, this means that Google will be able to monitor your web browsing in a new way any time you’re using a browser based on Chrome/Chromium.
Ugh… I hadn’t thought about this specific asset of Barr’s tenure as AG for a while. If you read the Mueller report, it was scathingly bad for Trump, and the parts that were redacted were almost categorically things that would appear to have been bad for Trump, based on contextual clues. Mueller should’ve been more forward with the findings of his report so the Republicans didn’t get their chance to sweep it under the rug like they did.