Chromebook users with the Securly Chrome Extension (v02.97.00 and above) installed on their devices are not displayed the geolocation tracking request as the extension gets it permission from the admin during installation and tracks the device location automatically.
You can also force geolocation tracking for all your Chromebooks via G Suite. This eliminates the need for students to accept location tracking.
To force geolocation via G Suite:
1. Login to your G Suite account
2. Navigate to Device Management > Chrome Management > User Settings > Security > Geolocation
3. Select 'Allow sites to detect users' geolocation' from the drop-down