Backed out 8 changesets (bug 978639) for bustage.

Backed out changeset 13b59ab22984 (bug 978639)
Backed out changeset b5c384119e53 (bug 978639)
Backed out changeset 4e4459c95a51 (bug 978639)
Backed out changeset 12ecc76c487f (bug 978639)
Backed out changeset 03d92424a02e (bug 978639)
Backed out changeset eb23dfa303a4 (bug 978639)
Backed out changeset 3968fe833f9f (bug 978639)
Backed out changeset d81ecd0478bc (bug 978639)