Thank you for your contribution to Go-AutoRest! We will triage and review it as soon as we can.

As part of submitting, please make sure you can make the following assertions:
 - [ ] I've tested my changes, adding unit tests if applicable.
 - [ ] I've added Apache 2.0 Headers to the top of any new source files.
 - [ ] I'm submitting this PR to the `dev` branch, except in the case of urgent bug fixes warranting their own release.
 - [ ] If I'm targeting `master`, I've updated [CHANGELOG.md](https://github.com/Azure/go-autorest/blob/master/CHANGELOG.md) to address the changes I'm making.