Integrate Surface requests with MediaPlayerRenderer

content/renderer/media/android/stream_texture_factory.h

Index: content/renderer/media/android/stream_texture_factory.h
diff --git a/content/renderer/media/android/stream_texture_factory.h b/content/renderer/media/android/stream_texture_factory.h
index c52358fc7c148470081b24eb8a8af1ec9c6a278e..7ba8cbd134974f2f98a42d2bf89d2db8e0e66159 100644
--- a/content/renderer/media/android/stream_texture_factory.h
+++ b/content/renderer/media/android/stream_texture_factory.h
@@ -12,6 +12,7 @@
 #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"
@@ -86,6 +87,13 @@ class CONTENT_EXPORT StreamTextureFactory
   // 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.