Detected extension that violates fair play policy - ERROR

Whenever I try to play a game, I receive following notification:

https://www.dropbox.com/s/5zodeutvbsj6g3p/Screenshot%202017-07-17%2012.37.41.png?dl=0

I use Canary Chrome, and these are my extensions:

https://www.dropbox.com/s/d5a8cabcizwkhru/Screenshot%202017-07-17%2012.38.54.png?dl=0

This notification is a mistake and I would like to see it resolved.

Does anybody know if there is anything I have overlooked?

You should send support an email: https://support.chess.com/customer/portal/emails/new

The only possibility I see is adblock since they want you to see the ads and make money.

What is this? I'm using Opera GX browser and only have like CS:GO extension O_O

We have detected an extension on your device that violates our Fair Play Policy ( you can read our Fair Play Policy here ). We recognize there may not be malicious intent here, so we are giving you the opportunity to remove the extension from your device within the next 5 business days. If we recognize any extension on your device beyond that timetable, your account will be closed. We are dedicated to preserving the integrity of the game and thank you for being our partner in honoring this commitment.