Add methods for telling V8 how much memory audio/video is using.

media/base/demuxer.h

Index: media/base/demuxer.h
diff --git a/media/base/demuxer.h b/media/base/demuxer.h
index 91f389d0175810f21c70b0985ada386855adec20..54807ce8bccb249f7ed8e6ebecf87b634d057157 100644
--- a/media/base/demuxer.h
+++ b/media/base/demuxer.h
@@ -87,6 +87,8 @@ class MEDIA_EXPORT Demuxer : public DemuxerStreamProvider {
   // a null Time is returned.
   virtual base::Time GetTimelineOffset() const = 0;
 
+  virtual int64_t GetMemoryUsage() const = 0;

[xhwang, 2015/10/25 17:01:56]

Return value should be in bytes?

How about add a comment?

[DaleCurtis, 2015/10/27 23:14:20]

Done.

+
  private:
   DISALLOW_COPY_AND_ASSIGN(Demuxer);
 };