src/vs/workbench/contrib/mergeEditor/browser/model/modifiedBaseRange.ts/ModifiedBaseRange/getInputCombinedDiff
class ModifiedBaseRange:	public getInputCombinedDiff(inputNumber: 1 | 2): DetailedLineRangeMapping | undefined {
		return inputNumber === 1 ? this.input1CombinedDiff : this.input2CombinedDiff;
	}