I hadn't contemplated that. The Governor General takes advice from her appointed advisers.
That is the person to whom she must look. She obviously has to look to the surrounding circumstances to see whether there's doubt as to whether the Prime Minister enjoys the confidence, and I suppose the statements of the Speaker of either the House or the Senate would be relevant to that. But they are not advisers to the Governor General, nor are the opposition parties advisers.
The fact that the opposition parties wrote to the Governor General is important in the sense that it indicated, first, that there was doubt, significant doubt, that the government had confidence—it was certain, in fact, that the government would be defeated—and second, that there was a likely alternative government that could have been formed in the circumstances.
I don't think the Speaker is an adviser in that sense, and any advice the Speaker might have given would not have been binding or particularly in the nature of advice that she would be required to follow as a matter of constitutional principle.
I believe I'm going to have to—