am 9bc4dc11: am 53d4e0d5: Allows the authoring engine to skip frame.

Merge commit '9bc4dc114fce58606a81d65d4cb31348cc7c1bae'

* commit '9bc4dc114fce58606a81d65d4cb31348cc7c1bae':
  Allows the authoring engine to skip frame.