mozilla/vtt.js — pull request #244 by RickEyre (2014-02-05 20:45:05+00:00)
Title: VTTCue should hold a reference to its VTTRegion.

Updates to the spec have the VTTCue holding a direct reference to
its VTTRegion instead of the VTTRegion's ID. VTTRegion::Id also
no longer exists.

Fixes #235.