GitLab

Add a PRESUBMIT rule that enforces that both ax_enums.idl and automation.idl
have matching enums so we don't accidentally let them get out of sync. Fix
one missing enum, and add a few missing enums directly to ChromeVox too.

BUG=641179
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:closure_compilation

Review-Url: https://codereview.chromium.org/2290763002
Cr-Commit-Position: refs/heads/master@{#415768}