MSE: Log a warning if muxed AV media segment has no A or has no V block

media/formats/mp2t/mp2t_stream_parser.h

Index: media/formats/mp2t/mp2t_stream_parser.h
diff --git a/media/formats/mp2t/mp2t_stream_parser.h b/media/formats/mp2t/mp2t_stream_parser.h
index 47c283d67ae28ea67f666cdb03f0524438a154ea..dd8beb74ffdd5b5882ef79a03e6bc4c9c05e1677 100644
--- a/media/formats/mp2t/mp2t_stream_parser.h
+++ b/media/formats/mp2t/mp2t_stream_parser.h
@@ -40,7 +40,7 @@ class MEDIA_EXPORT Mp2tStreamParser : public StreamParser {
             bool ignore_text_tracks,
             const EncryptedMediaInitDataCB& encrypted_media_init_data_cb,
             const NewMediaSegmentCB& new_segment_cb,
-            const base::Closure& end_of_segment_cb,
+            const EndMediaSegmentCB& end_of_segment_cb,
             const scoped_refptr<MediaLog>& media_log) override;
   void Flush() override;
   bool Parse(const uint8_t* buf, int size) override;
@@ -102,7 +102,7 @@ class MEDIA_EXPORT Mp2tStreamParser : public StreamParser {
   NewBuffersCB new_buffers_cb_;
   EncryptedMediaInitDataCB encrypted_media_init_data_cb_;
   NewMediaSegmentCB new_segment_cb_;
-  base::Closure end_of_segment_cb_;
+  EndMediaSegmentCB end_of_segment_cb_;
   scoped_refptr<MediaLog> media_log_;
 
   // True when AAC SBR extension is signalled in the mimetype