cavs parser: fix parser context type

Signed-off-by: Diego Biurrun <diego@biurrun.de>

libavcodec/cavs_parser.c

@@ -99,8 +99,8 @@ static int cavsvideo_parse(AVCodecParserContext *s,
 
 AVCodecParser ff_cavsvideo_parser = {
     .codec_ids      = { CODEC_ID_CAVS },
-    .priv_data_size = sizeof(ParseContext1),
+    .priv_data_size = sizeof(ParseContext),
     .parser_parse   = cavsvideo_parse,
-    .parser_close   = ff_parse1_close,
+    .parser_close   = ff_parse_close,
     .split          = ff_mpeg4video_split,
 };