fallback to drawing a line if the cubic is still too curvy, even if we've exhausted our recursive attempts to subdivide.
fallback to drawing a line if the cubic is still too curvy, even if we've
exhausted our recursive attempts to subdivide.

Fixes trying to stroke this cubic (width==1.0)

    path.moveTo(460.2881309415525, 303.250847066498);
    path.cubicTo(463.36378422175284, 302.1169735073363,
                 456.32239330810046, 304.720354932878,
                 453.15255460013304, 305.788586869862);



csulmone/skia,csulmone/skia,csulmone/skia,csulmone/skia