mozilla/webvtt — pull request #127 by caitp (2013-02-14 21:59:09+00:00)
Title: CueSettingVertical.BadWhitespaceAfterDelimiter should assert LeftToRight, not Horizontal

See #122. Also, should assert error is `WEBVTT_UNEXPECTED_WHITESPACE`, not `WEBVTT_VERTICAL_BAD_VALUE`, I think.