Bug 933226 - Less likely OOM when running browser_480148.js. r=mccr8, a=test-only
Bug 933072 - Make all Range tests only create 1 or 2 iframes instead of one or two per subtest. r=khuey, a=test-only
Bug 927578 - Wait for visible icon in testReaderMode. r=jmaher, a=test-only