create static method
Implementation
@$core.pragma('dart2js:noInline')
static SetDifferenceRequest___Subtrahend__Identity create() =>
SetDifferenceRequest___Subtrahend__Identity._();
@$core.pragma('dart2js:noInline')
static SetDifferenceRequest___Subtrahend__Identity create() =>
SetDifferenceRequest___Subtrahend__Identity._();