vc1: Initialize start_code_found to 0

Leftover of a4d3c20035946cbc1509aec2dc28d51c2a2f9a8e.
pulse: Set the wallclock option as default
x86: xvid_idct: Drop unused definitions
cosmetics: Make naming scheme of Xvid IDCT consistent with other IDCTs
x86: xvid: K&R formatting cosmetics
lavc/libwebpenc: use WebPMemoryWriterClear()

WebPMemoryWriterClear() must be used instead of free() when libwebp ABI version is > 0x0203

Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
Merge commit 'ff771f79b55a346b4163d814b58ee4c98114745e'

* commit 'ff771f79b55a346b4163d814b58ee4c98114745e':
  vc1: Initialize start_code_found to 0

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '404731bd20e1df5880e6fe381e975ba48afc75b2'

* commit '404731bd20e1df5880e6fe381e975ba48afc75b2':
  pulse: Set the wallclock option as default

Conflicts:
	libavdevice/pulse_audio_dec.c

No change, the option was already default in FFmpeg since a long time

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '1f156af4274dc72d588620f6bedb4e9e66023c92'

* commit '1f156af4274dc72d588620f6bedb4e9e66023c92':
  x86: xvid_idct: Drop unused definitions

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit 'dcb7c868ec7af7d3a138b3254ef2e08f074d8ec5'

* commit 'dcb7c868ec7af7d3a138b3254ef2e08f074d8ec5':
  cosmetics: Make naming scheme of Xvid IDCT consistent with other IDCTs

Conflicts:
	libavcodec/mpeg4videodec.c
	libavcodec/x86/Makefile
	libavcodec/x86/dct-test.c
	libavcodec/x86/xvididct_sse2.c
	libavcodec/xvididct.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
Merge commit '8d27bf1cff35be406b0fd89d832e1852d4c573bc'

* commit '8d27bf1cff35be406b0fd89d832e1852d4c573bc':
  x86: xvid: K&R formatting cosmetics

Conflicts:
	libavcodec/x86/xvididct_sse2.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
avformat/aviobuf: remove uses of deprecated url_feof()

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