Now that I've written more tests and fixed more tests in web-platform-tests, we can import them back into WebKit.
Created attachment 292021 [details] Reimports the tests
Comment on attachment 292021 [details] Reimports the tests r=me
Created attachment 292038 [details] Adds CEReactions to more IDL files
Oh no, wrong bug :(
Committed r207520: <http://trac.webkit.org/changeset/207520>