Add [TypeChecking=Interface] to the TextTrack interface

Affects addCue and removeCue (no longer accepts any thing else as null.)

Review URL: https://codereview.chromium.org/946583002

git-svn-id: svn://svn.chromium.org/blink/trunk@190585 bbb929c8-8fbe-4397-9dbb-9b2b20218538
4 files changed
tree: 1d8523c6aded698ddc8f939800efccdf4f1fc410
  1. third_party/