src/vs/workbench/contrib/notebook/browser/diff/notebookTextDiffEditor.ts/NotebookTextDiffEditor/clearInput
class NotebookTextDiffEditor:	override clearInput(): void {
		super.clearInput();

		this._modifiedResourceDisposableStore.clear();
		this._list?.splice(0, this._list?.length || 0);
		this._model = null;
		this._diffElementViewModels = [];
	}