If they are related to the same context then it likely makes sense to include them with this patch, mentioning that in the commit message. If you see unrelated deprecated variables that should be removed, a separate patch is best so that the separate concerns can be reviewed separately.
If they are related to the same context then it likely makes sense to include them with this patch, mentioning that in the commit message. If you see unrelated deprecated variables that should be removed, a separate patch is best so that the separate concerns can be reviewed separately.