Bug 948233 - Fix an OOM issue in DoCompareFallback. r=jandem

--HG--
extra : rebase_source : 81ae3f3afc9b4773839a447737ac163f1839de2e
Bug 948023 - Refactor ReconstructStackDepth to handle OOMs. r=jandem

--HG--
extra : rebase_source : 2cec42388b624da590865dcc2f4a166f22f9ab21