replace vp10 with av1

Change-Id: Ia9f2aae1dcab022f9424a1ab769c5b50debc2922
diff --git a/mkvmuxer/mkvmuxer.cc b/mkvmuxer/mkvmuxer.cc
index 481771d..566b6bb 100644
--- a/mkvmuxer/mkvmuxer.cc
+++ b/mkvmuxer/mkvmuxer.cc
@@ -1702,9 +1702,9 @@
 
 const char Tracks::kOpusCodecId[] = "A_OPUS";
 const char Tracks::kVorbisCodecId[] = "A_VORBIS";
+const char Tracks::kAv1CodecId[] = "V_AV1";
 const char Tracks::kVp8CodecId[] = "V_VP8";
 const char Tracks::kVp9CodecId[] = "V_VP9";
-const char Tracks::kVp10CodecId[] = "V_VP10";
 const char Tracks::kWebVttCaptionsId[] = "D_WEBVTT/CAPTIONS";
 const char Tracks::kWebVttDescriptionsId[] = "D_WEBVTT/DESCRIPTIONS";
 const char Tracks::kWebVttMetadataId[] = "D_WEBVTT/METADATA";
@@ -4165,8 +4165,8 @@
   // TODO(vigneshv): Tweak .clang-format.
   const char* kWebmCodecIds[kNumCodecIds] = {
       Tracks::kOpusCodecId,          Tracks::kVorbisCodecId,
-      Tracks::kVp8CodecId,           Tracks::kVp9CodecId,
-      Tracks::kVp10CodecId,          Tracks::kWebVttCaptionsId,
+      Tracks::kAv1CodecId,           Tracks::kVp8CodecId,
+      Tracks::kVp9CodecId,           Tracks::kWebVttCaptionsId,
       Tracks::kWebVttDescriptionsId, Tracks::kWebVttMetadataId,
       Tracks::kWebVttSubtitlesId};
 
diff --git a/mkvmuxer/mkvmuxer.h b/mkvmuxer/mkvmuxer.h
index 46b0029..f7119da 100644
--- a/mkvmuxer/mkvmuxer.h
+++ b/mkvmuxer/mkvmuxer.h
@@ -871,9 +871,9 @@
 
   static const char kOpusCodecId[];
   static const char kVorbisCodecId[];
+  static const char kAv1CodecId[];
   static const char kVp8CodecId[];
   static const char kVp9CodecId[];
-  static const char kVp10CodecId[];
   static const char kWebVttCaptionsId[];
   static const char kWebVttDescriptionsId[];
   static const char kWebVttMetadataId[];