Bug 759964 - Part 1 - Add allowMedia attribute to nsIDocShell to disable HTML5 media elements. r=bz
Bug 759964 - Part 2 - Set allowMedia = false in social and identity code to address TODO comments. r=gavin
Bug 759964 - Part 3 - Add nsIDocShell.allowMedia test. r=test
Back out b06b9c8b19a3 (bug 873149) for turning every Android mochitest orange