For ease of maintainability, attributes and methods declaration order should be as same as specification. See http://www.whatwg.org/specs/web-apps/current-work/multipage/forms.html#the-fieldset-element Similar work was done for input element: https://bugs.webkit.org/show_bug.cgi?id=79622
Created attachment 129807 [details] Patch 1
Maybe you can fix several IDL files in one patch at a breath (if you want).
Comment on attachment 129807 [details] Patch 1 Clearing flags on attachment: 129807 Committed r109547: <http://trac.webkit.org/changeset/109547>
All reviewed patches have been landed. Closing bug.