Cleanup some warnings

[prescod]

trafficstars

Cleanup a few warnings. I'll use comments to explain.

[salesforce-cla[bot]]

Thanks for the contribution! Unfortunately we can't verify the commit author(s): Paul Prescod <p***@s***.com>. One possible solution is to add that email to your GitHub account. Alternatively you can change your commits to another email and force push the change. After getting your commits associated with your GitHub account, refresh the status of this Pull Request.