Fix MSE GC, make it less aggressive, more spec-compliant

media/blink/webmediaplayer_impl.cc

Index: media/blink/webmediaplayer_impl.cc
diff --git a/media/blink/webmediaplayer_impl.cc b/media/blink/webmediaplayer_impl.cc
index f48f982cc909380758c40b81a651c21fa39097ed..7ae494a8d9cb0cd0dd1bab0fafbfa8c866f90188 100644
--- a/media/blink/webmediaplayer_impl.cc
+++ b/media/blink/webmediaplayer_impl.cc
@@ -892,7 +892,9 @@ void WebMediaPlayerImpl::StartPipeline() {
 
     chunk_demuxer_ = new ChunkDemuxer(
         BIND_TO_RENDER_LOOP(&WebMediaPlayerImpl::OnDemuxerOpened),
-        encrypted_media_init_data_cb, mse_log_cb, media_log_, true);
+        encrypted_media_init_data_cb, mse_log_cb,
+        base::Bind(&Pipeline::GetMediaTime, base::Unretained(&pipeline_)),
+        media_log_, true);
     demuxer_.reset(chunk_demuxer_);
   }