“ If complainant brings an action at law, and the question of Federal jurisdiction is in issue, or if this decree should be hereafter reversed and Federal and equity jurisdiction sustained, it will be time enough if final judgment or decree passes against defendant in the circuit court for the question of jurisdiction to be certified. ”

“ The decree did not injure defendant but sustained its contention, and defendant is in no position to complain that it is aggrieved by its own success. The decree cannot be reversed at its instance because put on one of the grounds it urged rather than another. ”