What's happening on this line?

[HughPH]

liquidfun/liquidfun/Contributions/Enhancements/Shapes/capsule88.patch

Line 180 in 7f20402

+ FindNearestPointOnLineSegment(x2, &unused, B1, Lb, *x1, true);

Should this be x2 instead of 2?

[HughPH]

I don't know how, but when I copy-pasted this line, I somehow lost the x.