An <option> element contains an onpick event, that navigates to another card. Click any item to trigger navigation. Then go back in history. The onpick event is re-fired, so ultimately you can't reenter a card containing option elements, after you selected one initially.
Created attachment 34942 [details] Initial patch
Comment on attachment 34942 [details] Initial patch Rejecting patch 34942 from commit-queue. This patch will require manual commit. Patch https://bugs.webkit.org/attachment.cgi?id=34942 from bug 28371 failed to download and apply.
Oh, it has been landed in r47347. bugzilla-tool crashed, and didn't close the bug.
Sorry. There was an error in the commit-queue over the weekend. :(