Plumb allow_overlay flag for video path into cc

media/video/picture.h

Index: media/video/picture.h
diff --git a/media/video/picture.h b/media/video/picture.h
index 844e629ef310f6a187a38f47507d16e0765cbfa2..9a81cecdd238f5eb88bca09e60bb15e5ead6ee99 100644
--- a/media/video/picture.h
+++ b/media/video/picture.h
@@ -78,10 +78,14 @@ class MEDIA_EXPORT Picture {
   // Picture contained in the PictureBuffer.
   gfx::Rect visible_rect() const { return visible_rect_; }
 
+  void set_allow_overlay(bool allow_overlay) { allow_overlay_ = allow_overlay; }
+  bool allow_overlay() const { return allow_overlay_; }
+
  private:
   int32 picture_buffer_id_;
   int32 bitstream_buffer_id_;
   gfx::Rect visible_rect_;
+  bool allow_overlay_;
 };
 
 }  // namespace media