Integrate Surface requests with MediaPlayerRenderer

content/renderer/media/android/stream_texture_factory.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 CONTENT_RENDERER_MEDIA_ANDROID_STREAM_TEXTURE_FACTORY_H_
 #define CONTENT_RENDERER_MEDIA_ANDROID_STREAM_TEXTURE_FACTORY_H_
 
 #include <stdint.h>
 
 #include <memory>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/single_thread_task_runner.h"
+#include "base/unguessable_token.h"
 #include "cc/layers/video_frame_provider.h"
 #include "content/common/content_export.h"
 #include "content/renderer/gpu/stream_texture_host_android.h"
 #include "gpu/command_buffer/common/mailbox.h"
 #include "ui/gfx/geometry/size.h"
 
 namespace gpu {
 namespace gles2 {
 class GLES2Interface;
 }  // namespace gles2
@@ skipping 54 matching lines @@
 
   // Create the StreamTextureProxy object.
   StreamTextureProxy* CreateProxy();
 
   // Send an IPC message to the browser process to request a java surface
   // object for the given stream_id. After the the surface is created,
   // it will be passed back to the WebMediaPlayerAndroid object identified by
   // the player_id.
   void EstablishPeer(int32_t stream_id, int player_id, int frame_id);
 
+  // Sends an IPC to the GPU process.
+  // Asks the StreamTexture to forward its SurfaceTexture to the
+  // ScopedSurfaceRequestManager, using the gpu::ScopedSurfaceRequestConduit.
+  void ForwardStreamTextureForSurfaceRequest(
+      int32_t stream_id,
+      const base::UnguessableToken& request_token);
+
   // Creates a gpu::StreamTexture and returns its id.  Sets |*texture_id| to the
   // client-side id of the gpu::StreamTexture. The texture is produced into
   // a mailbox so it can be shipped in a VideoFrame.
   unsigned CreateStreamTexture(unsigned texture_target,
                                unsigned* texture_id,
                                gpu::Mailbox* texture_mailbox);
 
   // Set the streamTexture size for the given stream Id.
   void SetStreamTextureSize(int32_t texture_id, const gfx::Size& size);
 
   gpu::gles2::GLES2Interface* ContextGL();
 
  private:
   friend class base::RefCounted<StreamTextureFactory>;
   StreamTextureFactory(
       scoped_refptr<ContextProviderCommandBuffer> context_provider);
   ~StreamTextureFactory();
 
   scoped_refptr<ContextProviderCommandBuffer> context_provider_;
   scoped_refptr<gpu::GpuChannelHost> channel_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(StreamTextureFactory);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MEDIA_ANDROID_STREAM_TEXTURE_FACTORY_H_