Fix -Wdeprecated-this-capture error when building with c++20 by explicity naming this in the capture. Signed-off-by: Brett Brotherton <bbrotherton@google.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Tested-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>