Introduce the playback time into the MSE garbage collection.

media/filters/legacy_frame_processor.cc

Index: media/filters/legacy_frame_processor.cc
diff --git a/media/filters/legacy_frame_processor.cc b/media/filters/legacy_frame_processor.cc
index 3707b01d633178f422d71ba9ae0fe0be0d581f6b..ac077aaa973ead153dc22c2cc33387e095709e6b 100644
--- a/media/filters/legacy_frame_processor.cc
+++ b/media/filters/legacy_frame_processor.cc
@@ -33,7 +33,8 @@ bool LegacyFrameProcessor::ProcessFrames(
     base::TimeDelta append_window_start,
     base::TimeDelta append_window_end,
     bool* new_media_segment,
-    base::TimeDelta* timestamp_offset) {
+    base::TimeDelta* timestamp_offset,
+    base::TimeDelta media_time) {
   DVLOG(2) << __FUNCTION__ << "()";
   DCHECK(new_media_segment);
   DCHECK(timestamp_offset);
@@ -111,12 +112,14 @@ bool LegacyFrameProcessor::ProcessFrames(
   }
 
   if (!filtered_audio.empty() &&
-      !AppendAndUpdateDuration(audio_track->stream(), filtered_audio)) {
+      !AppendAndUpdateDuration(
+          audio_track->stream(), filtered_audio, media_time)) {
     return false;
   }
 
   if (!filtered_video.empty() &&
-      !AppendAndUpdateDuration(video_track->stream(), filtered_video)) {
+      !AppendAndUpdateDuration(
+          video_track->stream(), filtered_video, media_time)) {
     return false;
   }
 
@@ -126,7 +129,8 @@ bool LegacyFrameProcessor::ProcessFrames(
          itr != filtered_text.end();
          ++itr) {
       MseTrackBuffer* track = FindTrack(itr->first);
-      if (!track || !AppendAndUpdateDuration(track->stream(), itr->second))
+      if (!track || !AppendAndUpdateDuration(
+          track->stream(), itr->second, media_time))
         return false;
     }
   }
@@ -233,10 +237,11 @@ void LegacyFrameProcessor::FilterWithAppendWindow(
 
 bool LegacyFrameProcessor::AppendAndUpdateDuration(
     ChunkDemuxerStream* stream,
-    const StreamParser::BufferQueue& buffers) {
+    const StreamParser::BufferQueue& buffers,
+    base::TimeDelta media_time) {
   DCHECK(!buffers.empty());
 
-  if (!stream || !stream->Append(buffers))
+  if (!stream || !stream->Append(buffers, media_time))
     return false;
 
   // Approximate spec's "highest presentation end timestamp".