Merge commit '7f0e81db'

* commit '7f0e81db':
  h264: limit allowed pred modes in ff_h264_check_intra_pred_mode() to 3

Conflicts:
	libavcodec/h264.c

See: d6a33f5d
See: 2005fddcMerged-by: Michael Niedermayer <michaelni@gmx.at>