media-internals: Remove audio/video codec reporting from mp4 parser

media/formats/mp4/box_definitions.cc

Index: media/formats/mp4/box_definitions.cc
diff --git a/media/formats/mp4/box_definitions.cc b/media/formats/mp4/box_definitions.cc
index b6ea088aff8abb45112a30c87a97ac779d58a3d2..629e1b804530b2432e94f61f2a361da4356bc223 100644
--- a/media/formats/mp4/box_definitions.cc
+++ b/media/formats/mp4/box_definitions.cc
@@ -610,11 +610,6 @@ bool AVCDecoderConfigurationRecord::ParseInternal(
     RCHECK(reader->Read2(&sps_length) &&
            reader->ReadVec(&sps_list[i], sps_length));
     RCHECK(sps_list[i].size() > 4);
-
-    if (media_log.get()) {
-      MEDIA_LOG(INFO, media_log) << "Video codec: avc1."
-                                 << base::HexEncode(sps_list[i].data() + 1, 3);
-    }
   }
 
   uint8_t num_pps;