See that there is some html displayed literally. Please see the screenshot. behavior in other browsers: IE, Opera: ignores the incorrect syntax and interprets the HTML. FF, Safari: doesn't ignore incorrect syntax.
Created attachment 17651 [details] screenshot
Created attachment 17670 [details] test case html5lib agrees with IE.
Created attachment 68062 [details] Patch
Comment on attachment 68062 [details] Patch Clearing flags on attachment: 68062 Committed r67868: <http://trac.webkit.org/changeset/67868>
All reviewed patches have been landed. Closing bug.
Comment on attachment 68062 [details] Patch Rejecting patch 68062 from commit-queue. Failed to run "[u'/Users/abarth/git/webkit-queue/WebKitTools/Scripts/svn-apply', u'--reviewer', u'Alexey Proskuryakov', u'--force']" exit_code: 1 Parsed 2 diffs from patch file(s). patching file LayoutTests/ChangeLog Hunk #1 succeeded at 1 with fuzz 3. patching file LayoutTests/html5lib/resources/webkit01.dat Hunk #1 FAILED at 507. 1 out of 1 hunk FAILED -- saving rejects to file LayoutTests/html5lib/resources/webkit01.dat.rej Full output: http://queues.webkit.org/results/4046088