tree 1e90f3f056dcac827ab38d8791548e12c68197dd
parent d4e101b70e191804cf60d8e57013fbec64f9f34b
author Anne van Kesteren <annevk@annevk.nl> 1555073436 +0200
committer Anne van Kesteren <annevk@annevk.nl> 1555331342 +0200

HTML: custom elements upgrade exception

For https://github.com/whatwg/html/pull/4525.