fontHasVerticalGlyphs() in SimpleFontDataMac.mm passes kCTFontTableOptionExcludeSynthetic to CTFontCopyAvailableTables(), but there is no need to do so (the option only affects 10.5-linked apps).
<rdar://problem/10940932>
Created attachment 129188 [details] Proposed changes.
Comment on attachment 129188 [details] Proposed changes. Clearing flags on attachment: 129188 Committed r109080: <http://trac.webkit.org/changeset/109080>
All reviewed patches have been landed. Closing bug.
This is surprising. Doesn't WebKit need to support 10.5-linked applications?
I learn something new every day. Does WebKit support vertical text on 10.5?