Backed out changeset 7dfbe52d1a2b a=lmandel
Bug 1097276 - Disable MediaCodec backend r=edwin a=lmandel

--HG--
extra : amend_source : 88ba2cb7f9ba5559b20a3513ccb969296cbd7470
extra : histedit_source : ce47814eb0312a51fcaa13548f6738a614770e25