We can save some memory by packing the members of RuleData better.
Created attachment 244026 [details] Patch
Comment on attachment 244026 [details] Patch It would be good to have a static_assert checking RuleData does not grow.
Comment on attachment 244026 [details] Patch Clearing flags on attachment: 244026 Committed r177988: <http://trac.webkit.org/changeset/177988>
All reviewed patches have been landed. Closing bug.
Re-opened since this is blocked by bug 140159