This changeset reverts some or all edits made in changesets 154126718, 154126854, 154126911, 154127221, 154127270, 154127469, 154127550, 154127680, 154127758, 154127803, 154128000, 154128209, 154128621, 154128715, 154129042, 154129070, 154133305, 154133428, 154133631.