Revert "Handle negative delays and deadlines."

Revert submission 26190262-js_block_negative_deadlines

Reason for revert: b/324845571

Reverted changes: /q/submissionid:26190262-js_block_negative_deadlines

Change-Id: Ifabc2d25ffa9af844548d91d3d0c5d082716c70a
4 files changed