Within each category, the track menu should be sorted.
<rdar://problem/12897618>
Created attachment 179836 [details] Patch
Comment on attachment 179836 [details] Patch Attachment 179836 [details] did not pass qt-ews (qt): Output: http://queues.webkit.org/results/15375900
Comment on attachment 179836 [details] Patch Attachment 179836 [details] did not pass qt-wk2-ews (qt): Output: http://queues.webkit.org/results/15378876
Created attachment 179840 [details] Patch
Committed r137966: <http://trac.webkit.org/changeset/137966>