vaapi plumbing to allow hardware video overlays

content/common/gpu/media/vaapi_video_decode_accelerator.h

Index: content/common/gpu/media/vaapi_video_decode_accelerator.h
diff --git a/content/common/gpu/media/vaapi_video_decode_accelerator.h b/content/common/gpu/media/vaapi_video_decode_accelerator.h
index 9e98a6b7708c1c3839bc32ed28450b122d0eb3ca..0ef25c55e947ea7f1ddae56dea7416436b80c15e 100644
--- a/content/common/gpu/media/vaapi_video_decode_accelerator.h
+++ b/content/common/gpu/media/vaapi_video_decode_accelerator.h
@@ -28,6 +28,10 @@
 #include "media/video/picture.h"
 #include "media/video/video_decode_accelerator.h"
 
+namespace gfx {
+class GLImage;
+}
+
 namespace content {
 
 class VaapiPicture;
@@ -44,7 +48,9 @@ class CONTENT_EXPORT VaapiVideoDecodeAccelerator
     : public media::VideoDecodeAccelerator {
  public:
   VaapiVideoDecodeAccelerator(
-      const base::Callback<bool(void)>& make_context_current);
+      const base::Callback<bool(void)>& make_context_current,
+      const base::Callback<void(uint32, uint32, scoped_refptr<gfx::GLImage>)>&
+          bind_image);
   ~VaapiVideoDecodeAccelerator() override;
 
   // media::VideoDecodeAccelerator implementation.
@@ -264,6 +270,10 @@ private:
   size_t requested_num_pics_;
   gfx::Size requested_pic_size_;
 
+  // Binds the provided GLImage to a givenr client texture ID & texture target
+  // combination in GLES.
+  base::Callback<void(uint32, uint32, scoped_refptr<gfx::GLImage>)> bind_image_;
+
   // The WeakPtrFactory for |weak_this_|.
   base::WeakPtrFactory<VaapiVideoDecodeAccelerator> weak_this_factory_;