Backed out 7 changesets (bug 893222, bug 899256) for build bustage on a CLOSED TREE.

Backed out changeset 4aa234138f44 (bug 893222)
Backed out changeset 4b0bf28abdf2 (bug 899256)
Backed out changeset ea8b6ba99c05 (bug 893222)
Backed out changeset ac8220cb61d5 (bug 893222)
Backed out changeset d01358ff4b15 (bug 893222)
Backed out changeset 3baebe7cc655 (bug 893222)
Backed out changeset 4bdf8611ec57 (bug 893222)