Import Cobalt 21.master.0.267507

Includes the following patches:
  https://cobalt-review.googlesource.com/c/cobalt/+/5630
    by devin.cai@mediatek.com
  https://cobalt-review.googlesource.com/c/cobalt/+/5710
    by p.mirgos@samsung.com
  https://cobalt-review.googlesource.com/c/cobalt/+/5730
    by lizhi.fan@samsung.com

src/starboard/shared/ffmpeg/ffmpeg_audio_decoder_impl.cc

diff --git a/src/starboard/shared/ffmpeg/ffmpeg_audio_decoder_impl.cc b/src/starboard/shared/ffmpeg/ffmpeg_audio_decoder_impl.cc
index ae422cb..3d8f090 100644
--- a/src/starboard/shared/ffmpeg/ffmpeg_audio_decoder_impl.cc
+++ b/src/starboard/shared/ffmpeg/ffmpeg_audio_decoder_impl.cc
@@ -43,12 +43,12 @@
   switch (audio_codec) {
     case kSbMediaAudioCodecAac:
       return AV_CODEC_ID_AAC;
-#if SB_API_VERSION >= SB_FEATURE_RUNTIME_CONFIGS_VERSION || SB_HAS(AC3_AUDIO)
+#if SB_API_VERSION >= 12 || SB_HAS(AC3_AUDIO)
     case kSbMediaAudioCodecAc3:
       return kSbHasAc3Audio ? AV_CODEC_ID_AC3 : AV_CODEC_ID_NONE;
     case kSbMediaAudioCodecEac3:
       return kSbHasAc3Audio ? AV_CODEC_ID_EAC3 : AV_CODEC_ID_NONE;
-#endif  // SB_API_VERSION >= SB_FEATURE_RUNTIME_CONFIGS_VERSION ||
+#endif  // SB_API_VERSION >= 12 ||
         // SB_HAS(AC3_AUDIO)
     case kSbMediaAudioCodecOpus:
       return AV_CODEC_ID_OPUS;