android: post_processor_jpeg: Make |cameraDevice_| constant

PostProcessorJpeg doesn't have the ownership of CameraDevice given
in the constructor. To clarify it, this makes the member variable
constant.

Signed-off-by: Hirokazu Honda <hiroh@chromium.org>
Reviewed-by: Umang Jain <email@uajain.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
2 files changed