anchor.diff:        var item1 = query('.item-1');
         var itemii = query('.item-ii');
   
  -      expect(itema.documentOffset.x, 88);
  +      // TODO(efortuna): Make cross-machine reproducible.
  +      /*expect(itema.documentOffset.x, 88);
         expect(itema.documentOffset.y, inInclusiveRange(119, 160));
   
         expect(itemii.documentOffset.x, 48);
  
positive.code:       expect(point.y, inInclusiveRange(54, 60));
        point = item1.offsetTo(itemii);
        expect(point.x, 230);
        expect(point.y, inInclusiveRange(74, 80));
      });
  
      test('documentOffset', () {
  
negative.code:       var quux = query('.quux');
  
        var point = itema.offsetTo(itemii);
        // TODO(efortuna): Make cross-machine reproducible.
        /*expect(point.x, 40);
        expect(point.y, inInclusiveRange(17, 20));
  
        expect(baz.offsetTo(bar).x, 7000);
  