Bugzilla

### Beta/Release Uplift Approval Request
* **User impact if declined**: The experiment user group will see an unexpected sponsored topsite in the URL bar.
* **Is this code covered by automated tests?**: Yes
* **Has the fix been verified in Nightly?**: Yes
* **Needs manual test from QE?**: Yes
* **If yes, steps to reproduce**: - Force enroll into the treatment branch of the [3rd sponsored tile experiment](https://experimenter.services.mozilla.com/nimbus/showing-3rd-sponsored-tile-on-the-newtab-page/summary)
- Click on the URL bar, the sponsored topsite (Mozilla VPN) should not be displayed in the dropdown list
* **List of other uplifts needed**: None
* **Risk to taking this patch**: Low
* **Why is the change risky/not risky? (and alternatives if risky)**: This patch would only apply to some experiment users, we can turn off the experiment through Nimbus if needed.
* **String changes made/needed**: None
* **Is Android affected?**: No

### Beta/Release Uplift Approval Request
* **User impact if declined**: The experiment user group will see an unexpected sponsored topsite in the URL bar.
* **Is this code covered by automated tests?**: Yes
* **Has the fix been verified in Nightly?**: Yes
* **Needs manual test from QE?**: Yes
* **If yes, steps to reproduce**: 
  - Force enroll into the treatment branch of the [3rd sponsored tile experiment](https://experimenter.services.mozilla.com/nimbus/showing-3rd-sponsored-tile-on-the-newtab-page/summary)
  - Click on the URL bar, the sponsored topsite (Mozilla VPN) should not be displayed in the dropdown list
* **List of other uplifts needed**: None
* **Risk to taking this patch**: Low
* **Why is the change risky/not risky? (and alternatives if risky)**: This patch would only apply to some experiment users, we can turn off the experiment through Nimbus if needed.
* **String changes made/needed**: None
* **Is Android affected?**: No