Change Details

Ran `arc unit`. This change could possibly break external code which extends from these classes, but the breaks should be obvious and easy to fix.

Created a workflow which extends from `ArcanistBaseWorkflow`. Executed the workflow and saw a deprecation warning.

Ran `arc unit`. This change could possibly break external codeCreated a workflow which extends from these classes,`ArcanistBaseWorkflow`. butExecuted the breaks should be obvious and easy to fixworkflow and saw a deprecation warning.