Backed out 6 changesets (bug 942756) for Gaia integration test failures on a CLOSED TREE.

Backed out changeset 61f910c1aa72 (bug 942756)
Backed out changeset a45a8d47cf9c (bug 942756)
Backed out changeset ac1d4bc60841 (bug 942756)
Backed out changeset d7931085db18 (bug 942756)
Backed out changeset a048dcd963fd (bug 942756)
Backed out changeset 51a0ebd27ffb (bug 942756)