Backed out 4 changesets (bug 1032878) for probably introducing a leak, creating a CLOSED TREE

Backed out changeset 780c948d79f3 (bug 1032878)
Backed out changeset 0cfcc44660a8 (bug 1032878)
Backed out changeset 991f8d5da382 (bug 1032878)
Backed out changeset f54984be223e (bug 1032878)