Parameter to DOMStringList.contains() should be mandatory. Firefox and Chrome agree with the specification. WebKit has it as optional and uses the string "undefined" as default value, which is not useful.
Created attachment 295870 [details] Patch
Comment on attachment 295870 [details] Patch Attachment 295870 [details] did not pass mac-wk2-ews (mac-wk2): Output: http://webkit-queues.webkit.org/results/2602448 New failing tests: storage/indexeddb/database-basics-private.html
Created attachment 295872 [details] Archive of layout-test-results from ews106 for mac-yosemite-wk2 The attached test failures were seen while running run-webkit-tests on the mac-wk2-ews. Bot: ews106 Port: mac-yosemite-wk2 Platform: Mac OS X 10.10.5
Created attachment 295873 [details] Patch
Comment on attachment 295873 [details] Patch Clearing flags on attachment: 295873 Committed r209193: <http://trac.webkit.org/changeset/209193>
All reviewed patches have been landed. Closing bug.