vaapi: Remove H.264 baseline profile

This has been deprecated in libva2 because hardware does not and will not
support it.  Therefore never consider it for decode, and for encode assume
the user meant constrained baseline profile instead.

libavcodec/vaapi_decode.c

@@ -247,7 +247,6 @@ static const struct {
     MAP(MPEG4,       MPEG4_MAIN,      MPEG4Main   ),
     MAP(H264,        H264_CONSTRAINED_BASELINE,
                            H264ConstrainedBaseline),
-    MAP(H264,        H264_BASELINE,   H264Baseline),
     MAP(H264,        H264_MAIN,       H264Main    ),
     MAP(H264,        H264_HIGH,       H264High    ),
 #if VA_CHECK_VERSION(0, 37, 0)

libavcodec/vaapi_encode_h264.c

@@ -863,12 +863,13 @@ static av_cold int vaapi_encode_h264_init(AVCodecContext *avctx)
     ctx->codec = &vaapi_encode_type_h264;
 
     switch (avctx->profile) {
+    case FF_PROFILE_H264_BASELINE:
+        av_log(avctx, AV_LOG_WARNING, "H.264 baseline profile is not "
+               "supported, using constrained baseline profile instead.\n");
+        avctx->profile = FF_PROFILE_H264_CONSTRAINED_BASELINE;
     case FF_PROFILE_H264_CONSTRAINED_BASELINE:
         ctx->va_profile = VAProfileH264ConstrainedBaseline;
         break;
-    case FF_PROFILE_H264_BASELINE:
-        ctx->va_profile = VAProfileH264Baseline;
-        break;
     case FF_PROFILE_H264_MAIN:
         ctx->va_profile = VAProfileH264Main;
         break;