Reporting API 1

2014-04-20: Not sure full scope of what this is intended for. Could potentially be exploited for a11y policy violation reports. ACTION-2030 JF to explore.
2016-05-11: John ran past someone, some interest, but not critical to follow.
2016-05-18: Come back for another look someday.
2022-02-23: Pinging review.
2022-04-13: Janina, Lionel, Paul to review. Want to add a11y reporting.
2022-04-19: draft comment from Paul.
2022-05-15: draft comment from Lionel.
2022-05-18: Paul and Lionel to draft a compiled comment for CfC re an accessibility endpoint.
2022-06-07: Comment approved
2022-06-22: RQTF starting work.
2022-07-20: Will discuss with them at TPAC 2022.