Merge commit 'a0524d9b1e1bb0012207584f067096df7792df6c'

* commit 'a0524d9b1e1bb0012207584f067096df7792df6c':
  qsvdec: support getting the session from an AVHWFramesContext

This commit is a noop, as it needs to be fully re-implemented for our qsv
components.

Merged-by: Hendrik Leppkes <h.leppkes@gmail.com>