Backed out 4 changesets (bug 876776) from cypress, since it's only fair that if I did the first-ever inbound2 push, I should get the first ever inbound2 backout (on a CLOSED TREE, no less!)

Backed out changeset 31e27a44b7c4 (bug 876776)
Backed out changeset f692efb201b0 (bug 876776)
Backed out changeset 497545d56f6c (bug 876776)
Backed out changeset 8ea5828317b2 (bug 876776)