Merge commit '1961e46c15c23a041f8d8614a25388a3ee9eff63'

Merge commit '1961e46c15c23a041f8d8614a25388a3ee9eff63'

* commit '1961e46c15c23a041f8d8614a25388a3ee9eff63':
  lavfi: remove disabled FF_API_FILTERS_PUBLIC cruft
  lavfi: remove disabled FF_API_DEFAULT_CONFIG_OUTPUT_LINK cruft
  lavfi: use proper FF_API guards for different deprecated functions
  lavfi: remove disabled FF_API_VSRC_BUFFER_ADD_FRAME cruft
  lavfi: remove disabled FF_API_SAMPLERATE64 cruft
  lavfi: remove disabled FF_API_GRAPH_AVCLASS cruft

Conflicts:
	libavfilter/avfilter.c
	libavfilter/avfilter.h
	libavfilter/buffersrc.c
	libavfilter/formats.c
	libavfilter/graphparser.c
	libavfilter/version.h
	libavfilter/video.c
	libavfilter/vsrc_buffer.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>