Code review comment for lp://qastaging/~osomon/webbrowser-app/generate-ua-overrides

FAILED: Continuous integration, rev:1482
https://jenkins.canonical.com/system-apps/job/lp-webbrowser-app-ci/560/
Executed test runs:
    FAILURE: https://jenkins.canonical.com/system-apps/job/build/821/console
    SUCCESS: https://jenkins.canonical.com/system-apps/job/build-0-fetch/821
    SUCCESS: https://jenkins.canonical.com/system-apps/job/build-1-sourcepkg/release=vivid+overlay/756
    SUCCESS: https://jenkins.canonical.com/system-apps/job/build-1-sourcepkg/release=xenial+overlay/756
    SUCCESS: https://jenkins.canonical.com/system-apps/job/build-1-sourcepkg/release=yakkety/756
    FAILURE: https://jenkins.canonical.com/system-apps/job/build-2-binpkg/arch=amd64,release=vivid+overlay/757/console
    FAILURE: https://jenkins.canonical.com/system-apps/job/build-2-binpkg/arch=amd64,release=xenial+overlay/757/console
    FAILURE: https://jenkins.canonical.com/system-apps/job/build-2-binpkg/arch=amd64,release=yakkety/757/console
    FAILURE: https://jenkins.canonical.com/system-apps/job/build-2-binpkg/arch=armhf,release=vivid+overlay/757/console
    FAILURE: https://jenkins.canonical.com/system-apps/job/build-2-binpkg/arch=armhf,release=xenial+overlay/757/console
    FAILURE: https://jenkins.canonical.com/system-apps/job/build-2-binpkg/arch=armhf,release=yakkety/757/console
    FAILURE: https://jenkins.canonical.com/system-apps/job/build-2-binpkg/arch=i386,release=vivid+overlay/757/console
    FAILURE: https://jenkins.canonical.com/system-apps/job/build-2-binpkg/arch=i386,release=xenial+overlay/757/console
    FAILURE: https://jenkins.canonical.com/system-apps/job/build-2-binpkg/arch=i386,release=yakkety/757/console

Click here to trigger a rebuild:
https://jenkins.canonical.com/system-apps/job/lp-webbrowser-app-ci/560/rebuild