Bug 934351 - More annotations that have been in production, r=terrence

DONTBUILD because NPOTB

--HG--
extra : rebase_source : 4aa5ee7709013161757d0df44f4de5205692a872
Bug 916677 - Update expected number of hazards to accommodate some regressions, r=terrence

DONTBUILD because NPOTB

--HG--
extra : rebase_source : 1d00e49e237dbccc80c2e81c97aa051d2dd0f61b
Bug 916677 - Do not check expectations in explain.py (move to mozharness script), r=terrence

DONTBUILD because NPOTB yet

--HG--
extra : rebase_source : 1ba2ef6be01bd76bfe9814073047845f3597b363