Backed out 4 changesets (bug 1012407) for b2g reftest5 orange on an otherwise CLOSED TREE

Backed out changeset 08e17f48aed1 (bug 1012407)
Backed out changeset b17b7b59cf88 (bug 1012407)
Backed out changeset 1c692df3f080 (bug 1012407)
Backed out changeset 560bd45d52de (bug 1012407)