0 -> F0, 1 -> F1 in clamp()

I wrote up that last CL while homebrew was
in the middle of updating GCC...

Change-Id: Ib1dad6dda1cf84156160035e37d10dfcf5b271a3
Reviewed-on: https://skia-review.googlesource.com/94181
Reviewed-by: Mike Klein <mtklein@chromium.org>
1 file changed