src/vs/workbench/contrib/notebook/browser/diff/diffElementViewModel.ts/SideBySideDiffElementViewModel/getOutputOffsetInContainer
class SideBySideDiffElementViewModel:	getOutputOffsetInContainer(diffSide: DiffSide, index: number) {
		if (diffSide === DiffSide.Original) {
			return this.original.getOutputOffset(index);
		} else {
			return this.modified.getOutputOffset(index);
		}
	}