The about:url-classifier supports following functions:
1. Provider section
- Show update status for each provider, update status include
last update time, next update time and last update status
- Update button to manually trigger an update for the provider.
2. Debug section
- Set MOZ_LOG Modules
- Set MOZ_LOG_FILE
MozReview-Commit-ID: AHiveKEHSNC
--HG--
extra : rebase_source : b56e918de7f4eb30ad8eebc6d24ffaf2e76f4f4e
