Not for submission. fastSeek prototype.

media/renderers/renderer_impl.h

Index: media/renderers/renderer_impl.h
diff --git a/media/renderers/renderer_impl.h b/media/renderers/renderer_impl.h
index 0752805fc118ebd6ecb374db25ab089773666ca4..6a2cb3301c6161940f4d74ddf0922103abc4d324 100644
--- a/media/renderers/renderer_impl.h
+++ b/media/renderers/renderer_impl.h
@@ -22,6 +22,7 @@
 #include "media/base/media_export.h"
 #include "media/base/pipeline_status.h"
 #include "media/base/renderer.h"
+#include "media/base/stream_position.h"
 #include "ui/gfx/geometry/size.h"
 
 namespace base {
@@ -55,7 +56,7 @@ class MEDIA_EXPORT RendererImpl : public Renderer {
   void SetCdm(CdmContext* cdm_context,
               const CdmAttachedCB& cdm_attached_cb) final;
   void Flush(const base::Closure& flush_cb) final;
-  void StartPlayingFrom(base::TimeDelta time) final;
+  void StartPlayingFrom(StreamPosition position) final;
   void SetPlaybackRate(double playback_rate) final;
   void SetVolume(float volume) final;
   base::TimeDelta GetMediaTime() final;
@@ -113,6 +114,8 @@ class MEDIA_EXPORT RendererImpl : public Renderer {
   // Callback executed by filters to update statistics.
   void OnStatisticsUpdate(const PipelineStatistics& stats);
 
+  void OnFirstVideoFrameTimestampKnown(base::TimeDelta timestamp);
+
   // Collection of callback methods and helpers for tracking changes in
   // buffering state and transition from paused/underflow states and playing
   // states.