Add flag to signal that video frame must be drawn using an overlay.

cc/ipc/quads_struct_traits.h

Index: cc/ipc/quads_struct_traits.h
diff --git a/cc/ipc/quads_struct_traits.h b/cc/ipc/quads_struct_traits.h
index ebeb86c7de8b00e44fc2c702af8c869984e4fe83..1a2892f43d7bd34631512cd563d525713bb489b9 100644
--- a/cc/ipc/quads_struct_traits.h
+++ b/cc/ipc/quads_struct_traits.h
@@ -420,6 +420,11 @@ struct StructTraits<cc::mojom::YUVVideoQuadStateDataView, cc::DrawQuad> {
         cc::YUVVideoDrawQuad::MaterialCast(&input);
     return quad->video_color_space;
   }
+  static bool require_overlay(const cc::DrawQuad& input) {
+    const cc::YUVVideoDrawQuad* quad =
+        cc::YUVVideoDrawQuad::MaterialCast(&input);
+    return quad->require_overlay;
+  }
 
   static bool Read(cc::mojom::YUVVideoQuadStateDataView data,
                    cc::DrawQuad* out);