Interpolate media time for mojo rendering pipeline.

media/mojo/clients/mojo_renderer.h

Index: media/mojo/clients/mojo_renderer.h
diff --git a/media/mojo/clients/mojo_renderer.h b/media/mojo/clients/mojo_renderer.h
index 42c506d4d8978a2e74aff49417cd21615d102d39..e4a351e74602d9965aabe20039b73241d76bb824 100644
--- a/media/mojo/clients/mojo_renderer.h
+++ b/media/mojo/clients/mojo_renderer.h
@@ -8,8 +8,10 @@
 #include <stdint.h>
 
 #include "base/macros.h"
+#include "base/time/default_tick_clock.h"
 #include "media/base/demuxer_stream.h"
 #include "media/base/renderer.h"
+#include "media/base/time_delta_interpolator.h"
 #include "media/mojo/interfaces/renderer.mojom.h"
 #include "mojo/public/cpp/bindings/binding.h"
 
@@ -59,7 +61,9 @@ class MojoRenderer : public Renderer, public mojom::RendererClient {
  private:
   // mojom::RendererClient implementation, dispatched on the
   // |task_runner_|.
-  void OnTimeUpdate(base::TimeDelta time, base::TimeDelta max_time) override;
+  void OnTimeUpdate(base::TimeDelta time,
+                    base::TimeDelta max_time,
+                    base::TimeTicks capture_time) override;
   void OnBufferingStateChange(mojom::BufferingState state) override;
   void OnEnded() override;
   void OnError() override;
@@ -140,9 +144,10 @@ class MojoRenderer : public Renderer, public mojom::RendererClient {
   base::Closure flush_cb_;
   CdmAttachedCB cdm_attached_cb_;
 
-  // Lock used to serialize access for |time_|.
+  // Lock used to serialize access for |time_interpolator_|.
   mutable base::Lock lock_;
-  base::TimeDelta time_;
+  base::DefaultTickClock media_clock_;
+  media::TimeDeltaInterpolator media_time_interpolator_;
 
   DISALLOW_COPY_AND_ASSIGN(MojoRenderer);
 };