Integrate Surface requests with MediaPlayerRenderer

media/mojo/clients/mojo_renderer.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MEDIA_MOJO_CLIENTS_MOJO_RENDERER_H_
 #define MEDIA_MOJO_CLIENTS_MOJO_RENDERER_H_
 
 #include <stdint.h>
 
 #include "base/macros.h"
+#include "base/nonce.h"
 #include "media/base/demuxer_stream.h"
 #include "media/base/renderer.h"
 #include "media/mojo/interfaces/renderer.mojom.h"
 #include "mojo/public/cpp/bindings/binding.h"
 
 namespace base {
 class SingleThreadTaskRunner;
 }
 
 namespace media {
@@ skipping 28 matching lines @@
   void SetCdm(CdmContext* cdm_context,
               const CdmAttachedCB& cdm_attached_cb) override;
   void Flush(const base::Closure& flush_cb) override;
   void StartPlayingFrom(base::TimeDelta time) override;
   void SetPlaybackRate(double playback_rate) override;
   void SetVolume(float volume) override;
   base::TimeDelta GetMediaTime() override;
   bool HasAudio() override;
   bool HasVideo() override;
 
+  using ReceiveSurfaceRequestTokenCB =
+      base::Callback<void(bool, const base::Nonce&)>;
+
+  // Asks |remote_renderer_| to register a request in the browser's
+  // ScopedSurfaceRequestManager, and returns the request's token.
+  void InitiateScopedSurfaceRequest(
+      ReceiveSurfaceRequestTokenCB receive_request_token_cb);
+
  private:
   // mojom::RendererClient implementation, dispatched on the
   // |task_runner_|.
   void OnTimeUpdate(base::TimeDelta time, base::TimeDelta max_time) override;
   void OnBufferingStateChange(mojom::BufferingState state) override;
   void OnEnded() override;
   void OnError() override;
   void OnVideoNaturalSizeChange(const gfx::Size& size) override;
   void OnVideoOpacityChange(bool opaque) override;
   void OnWaitingForDecryptionKey() override;
@@ skipping 74 matching lines @@
   // Lock used to serialize access for |time_|.
   mutable base::Lock lock_;
   base::TimeDelta time_;
 
   DISALLOW_COPY_AND_ASSIGN(MojoRenderer);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_MOJO_CLIENTS_MOJO_RENDERER_H_