fix float-cast-overflow in pathops

these tests can be taken off the blacklist:
clippedcubic2
PathOpsCubicIntersection
PathOpsCubicLineIntersection
PathOpsOpCubicsThreaded
PathOpsOpLoopsThreaded

R=benjaminwagner@google.com
Bug: skia:7052
Change-Id: I25b422e78ea1d19531613fea0a3fece7f4096e16
Reviewed-on: https://skia-review.googlesource.com/80863
Reviewed-by: Ben Wagner <benjaminwagner@google.com>
Reviewed-by: Mike Klein <mtklein@google.com>
Commit-Queue: Mike Klein <mtklein@google.com>
1 file changed