This changeset reverts some or all edits made in changesets 167002135, 167002591, 167326571, 167367775, 167408350, 167524212, 167526189, 167526847, 167555366, 167584374, 167586634, 167595123, 167609242, 167626262, 167632019, 167632053, 167666220, 167666276.