Pass a |media_log| to FFmpegVideoDecoder and roll ffmpeg

media/filters/ffmpeg_video_decoder.cc

Index: media/filters/ffmpeg_video_decoder.cc
diff --git a/media/filters/ffmpeg_video_decoder.cc b/media/filters/ffmpeg_video_decoder.cc
index 606968b2141269ab1262ea9d3e5dbe8ad5d57d6b..ad30943d1d0284fc6d0c4946bd20643b7673d226 100644
--- a/media/filters/ffmpeg_video_decoder.cc
+++ b/media/filters/ffmpeg_video_decoder.cc
@@ -21,6 +21,7 @@
 #include "media/base/bind_to_current_loop.h"
 #include "media/base/decoder_buffer.h"
 #include "media/base/limits.h"
+#include "media/base/media_log.h"
 #include "media/base/media_switches.h"
 #include "media/base/timestamp_constants.h"
 #include "media/base/video_frame.h"
@@ -112,8 +113,10 @@ bool FFmpegVideoDecoder::IsCodecSupported(VideoCodec codec) {
   return avcodec_find_decoder(VideoCodecToCodecID(codec)) != nullptr;
 }
 
-FFmpegVideoDecoder::FFmpegVideoDecoder()
-    : state_(kUninitialized), decode_nalus_(false) {
+FFmpegVideoDecoder::FFmpegVideoDecoder(scoped_refptr<MediaLog> media_log)
+    : media_log_(std::move(media_log)),
+      state_(kUninitialized),
+      decode_nalus_(false) {
   thread_checker_.DetachFromThread();
 }
 
@@ -358,7 +361,9 @@ bool FFmpegVideoDecoder::FFmpegDecode(
                                      &packet);
   // Log the problem if we can't decode a video frame and exit early.
   if (result < 0) {
-    LOG(ERROR) << "Error decoding video: " << buffer->AsHumanReadableString();
+    MEDIA_LOG(DEBUG, media_log_)
+        << "avcodec_decode_video2(): " << AVErrorToString(result) << ", at "
+        << buffer->AsHumanReadableString();
     return false;
   }