Not for submission. fastSeek prototype.

media/base/video_renderer.h

Index: media/base/video_renderer.h
diff --git a/media/base/video_renderer.h b/media/base/video_renderer.h
index bc7c1efbd101b932c4271c3cb0aa58766fc74695..dbc2b02d970f2cdfdddb9dbc1f2f38ace06b119f 100644
--- a/media/base/video_renderer.h
+++ b/media/base/video_renderer.h
@@ -9,6 +9,7 @@
 #include "base/macros.h"
 #include "media/base/media_export.h"
 #include "media/base/pipeline_status.h"
+#include "media/base/stream_position.h"
 #include "media/base/time_source.h"
 
 namespace media {
@@ -50,7 +51,7 @@ class MEDIA_EXPORT VideoRenderer {
   // rendering video.
   //
   // Only valid to call after a successful Initialize() or Flush().
-  virtual void StartPlayingFrom(base::TimeDelta timestamp) = 0;
+  virtual void StartPlayingFrom(StreamPosition position) = 0;
 
   // Called when time starts or stops moving. Time progresses when a base time
   // has been set and the playback rate is > 0. If either condition changes,