CL for perf tryjob on linux

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..033e5bde2d2d1e2e33ae29530346b3a8b81a96db 100644
--- a/media/renderers/renderer_impl.h
+++ b/media/renderers/renderer_impl.h
@@ -16,6 +16,7 @@
 #include "base/time/clock.h"
 #include "base/time/default_tick_clock.h"
 #include "base/time/time.h"
+#include "base/timer/timer.h"
 #include "media/base/buffering_state.h"
 #include "media/base/decryptor.h"
 #include "media/base/demuxer_stream.h"
@@ -147,6 +148,14 @@ class MEDIA_EXPORT RendererImpl : public Renderer {
   void OnWaitingForDecryptionKey();
   void OnVideoNaturalSizeChange(const gfx::Size& size);
   void OnVideoOpacityChange(bool opaque);
+  void OnTimeUpdate(base::TimeDelta curr_time,
+                    base::TimeDelta max_time,
+                    base::TimeTicks capture_time);
+
+  // Periodically polls the media time from |time_source_| to notify |client_|.
+  void UpdateMediaTime();
+  void SchedulePeriodicMediaTimeUpdates();
+  void CancelPeriodicMediaTimeUpdates();
 
   State state_;
 
@@ -169,6 +178,7 @@ class MEDIA_EXPORT RendererImpl : public Renderer {
   TimeSource* time_source_;
   std::unique_ptr<WallClockTimeSource> wall_clock_time_source_;
   bool time_ticking_;
+  base::RepeatingTimer time_update_timer_;
   double playback_rate_;
 
   // The time to start playback from after starting/seeking has completed.