This reverts commit1faeaa00f5. Revert "Bug 1959727 - Implement ShadowRoot.setHTML and share more code. r=emilio" This reverts commit3a84b03088. Revert "Bug 1959727 - Add the sanitizer option to parseHTMLUnsafe. r=emilio" for causing wpt failures in Document-parseHTMLUnsafe.html This reverts commit17ced5ec89.
Common testing tools for mozilla codebase projects, test suite definitions for automated test runs, tests that don't fit anywhere else, and other fun stuff