Bug 846861 - Always update the moving average in nsSMILAnimationController::WillRefresh. r=dholbert
CLOSED TREE

--HG--
extra : amend_source : fb2d68d45f8f3e82a268b17092f311abe0e60384
Backed out 2 changesets (bug 841579) on a CLOSED TREE

Backed out changeset d21d144e3db9 (bug 841579)
Backed out changeset 0222cb048028 (bug 841579)
Bug 847605 - Check operands of branchTestBool before using testb. r=mjrosenb CLOSED TREE
Backout ddb4df63c258 on a CLOSED TREE due to ARM v6 bustage.