Backed out changeset 3e0f23a63700 (bug 1023141)
Backed out changeset cbfa2a0f8a14 (bug 1023141)
Backed out changeset c6fee4d37e2a (bug 1023141)
Backed out changeset 66c50c46b452 (bug 1023141) for causing bug 1032716
Merge mozilla-central to b2g-inbound