Wraps classes defined in computed keys of other classes affected by https://bugzilla.mozilla.org/show_bug.cgi?id=1887677
DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. It's written in JavaScript and works in all modern browsers (Safari, Opera (15+), Internet Explorer (10+), Firefox and Chrome - as well as almost anything else usin
Firefox 17-26 iterators throw a StopIteration object to indicate "done". This normalizes it.